Method #1: Using list comprehension. This method performs the same task in the background as done by the looping constructs. The advantage this particular method provides is that this is a one-liner and also improves code readability. Method #2: Using map () Using map function, one can easily associate an element with the operation one wishes ...1. Using java. Element child = null; for(int i = 0; i < 10; i++) child = doc.createElement("xxx" + i);//you can write a method with int parameter to get element name from somewhere else. doc.appendChild(child); I hope this is what you wanted, by the way for text nodes you should use doc.createTextNode("A")1. For people who came here wanting to walk through a list with very long steps and don't want to use lots of memory upfront, you can just do this. Python 2.7: import itertools. def step_indices(length, step): from_indices = xrange(0, length, step) to_indices = itertools.chain(xrange(step, length, step), [None]) for i, j in itertools.izip(from ...The find() method is an Array.prototype (aka built-in) method which takes in a callback function and calls that function for every item it iterates over inside of the array it is bound to. When it finds a match (in other words, the callback function returns true ), the method returns that particular array item and immediately breaks the loop.You can store the entire /Root/A structure in a variable, and make reference to that variable rather than creating a new variable for every attribute and subelement you need to access.The continue statement can be used to restart a while, do-while, for, or label statement.. When you use continue without a label, it terminates the current iteration of the innermost enclosing while, do-while, or for statement and continues execution of the loop with the next iteration. In contrast to the break statement, continue does not terminate the execution of the loop entirely.Jul 12, 2023 · In Power Automate, loops provide a way to access and perform tasks on each element of an array until a specific condition is met. There are two types of loops available: ‘Apply to each’ and ... Here, we demonstrate that mutation of the GAGA loop to CAGU alters the structure around SL-H, and reduces the interaction of La protein with critical cis acting elements of the IRES RNA. Interestingly, mutation of the loop to GAAA also has similar effect, suggesting the GAGA sequence of the loop, is necessary for the function.My thought process behind the code I wrote this code is as follows: I basically have a loop set to cycle 50 times. for each cycle, I want to create a p tag, along with create a text node with the content "sample paragraph."JavaScript has a runtime model based on an event loop, which is responsible for executing the code, collecting and processing events, and executing queued sub-tasks. This model is quite different from models in other languages like C and Java. ... If there is no listener, the event is lost. So a click on an element with a click event handler …Discover a finer element of apartment home living at Element on the Loop in east Tucson, Arizona. Our premier location grants easy access to major shopping centers, delicious dining, and all the best our city has to offer, like Gaslight Theatre.Although your question is about deleting elements from the array being iterated upon and not about removing elements (in addition to some other processing) efficiently, I think one should reconsider it if in similar situation.. The algorithmic complexity of this approach is O(n^2) as splice function and the for loop both iterate over the array (splice function shifts all elements of array in ...If you're used to programming languages such as C or Java, the way Python handles for loops might come off as a little unorthodox. As you can see from the answers you already got, at the end of each iteration the variable i automatically takes on the value of the next object in the collection you are looping through. Being that the case, there's no need for you to increase i as you would do in ...Accessing Elements of Array: First Element: 12 Second Element: 4 Third Element: 5 Fourth Element: 2 Fifth Element: 5. In the above example, notice that we are using the index number to access each element of the array. We can use loops to access all the elements of the array at once.Advertising Global advertising Marketing performance. Competitive advertising intelligence data is often overlooked in media planning. But these insights are invaluable …Summary: in this tutorial, you will learn how to use the PHP foreach loop to iterate over arrays and objects. The PHP foreach loop is a powerful and convenient way to access the elements of an array or object without knowing the index or key. You will also learn how to use the foreach loop with different types of arrays, such as associative, …Just created a good workaround. The code below will refresh the page every ten seconds looking for the desired element. Looping for a max of 400 seconds. y = 1. while y < 400: try: driver.refresh() driver.find_element_by_link_text("Txt link").click() y = 401.However, the function of the D-loop region of the mitochondrial genome remains poorly understood. Using a comparative genomics approach we here identify two closely related 15 nt sequence motifs of the D-loop, strongly conserved among vertebrates. One motif is at the D-loop 5'-end and is part of the conserved sequence block 1 (CSB1).I am trying to loop through all the elements retruned from getElementsByTagName("input") using forEach. Any ideas why this does not work in FF, Chrome or IE? ... will only match spans which are children of elements with a class of container1 or container2: document.querySelectorAll('.container1 > span, .container2 > span') .forEach((span ...Loops. Ansible offers the loop, with_<lookup>, and until keywords to execute a task multiple times. Examples of commonly-used loops include changing ownership on several files and/or directories with the file module, creating multiple users with the user module, and repeating a polling step until a certain result is reached. Note.Better would be to fetch the element that needs special handling up front, then do regular handling for all the others in the loop. The only reason I could see for not doing it this way is for a big list you'd be getting from a generator expression (which you wouldn't want to fetch up front because it wouldn't fit in memory), or similar situations.Let's say I want to change class for all div's that have class "the_class" in the example below. Would it be a good approach to add numbered id's when looping through a long list (300 li's and manyIt is not expected to be used when it has the same value as element NM109 in loop 2010AA. Rejection Details. This rejection indicates the service facility NPI and billing provider NPI submitted on the claim are identical. Per ANSI 5010 requirements, the service facility NPI should not be sent on the claim if it is the same as the billing provider NPI. …Copy. for variable = expression. then variable is set to each column of the expression in turn. for variable = a:b creates a row vector a:b and the columns of the row vector are the individual values, a, a+1, a+2... b. By you have x31 = x30 (:) which is a column vector, so the first column if it is the entire vector.YES, YES, YES! The long-awaited Elementor loop builder functionality has come to Elementor beta!But, what's it like? Is it as powerful as JetEngine or Dynami...CURRENT APPROACHES FOR DETECTING R-LOOPS. Although electron microscopy has successfully detected the R-loop structure in vitro in unicellular organisms (Thomas et al., 1976; White and Hogness, 1977; Broker et al., 1978; Drolet et al., 1994; Duquette et al., 2004), this method is inefficient for R-loop detection in multicellular organisms.. Currently, a diverse set of approaches has been ...Here, we have used the for-each loop to print each element of the numbers array one by one. In the first iteration, item will be 3. In the second iteration, item will be 9. In the third iteration, item will be 5. In the fourth iteration, item will be -5. Example 2: Sum of Array ElementsThe quad element, on the other hand, has 3.27 dBi gain, which is 1.14 dBd gain, in freespace. Delta Loop vs. Dipole Over Earth, with fixed support height. Let's assume we have a typical 70-foot tower or trees, allowing a maximum height of 70 feet over typical flat, clear, earth. ... Flattened Delta Loop. The Delta loop or quad loop effective ...8. The easiest solution is to check the baseURI property, which is set only when the element is inserted in the DOM, and it reverts to an empty string when it is removed. var div = document.querySelector('div'); // "div" is in the DOM, so should print a string. console.log(div.baseURI);In Power Automate, loops provide a way to access and perform tasks on each element of an array until a specific condition is met. There are two types of loops available: 'Apply to each' and ...Sep 8, 2023 · range-expression. -. any expression that represents a suitable sequence (either an array or an object for which begin and end member functions or free functions are defined, see below) or a braced-init-list . loop-statement. -. any statement, typically a compound statement, which is the body of the loop. In this video, I'm explaining the concept of the Loop element in Salesforce flow builder. In this Salesforce Flow for Beginners series, my aim is to teach th...4. You are updating and pushing the same object reference again and again so the object holds the last element values. Instead, initialize the object holding variable inside the for loop beginning. for(var i=0; i<ln; i++){. // initialize the object. var material = { Product : {}, Id : {}}; material.Product['Name'] = materialsData[i].Product.Name;jQuery jQuery Loop. Use the .each() Method to Loop Through List Elements. Use the .each() Method to Count Table Data With Same Class. To loop through HTML elements, we use .each() method. In the initial of this function, we select the element tree that is needed to be traversed. And in the parenthesis of the method, we add up a function having ...Range-based for loop in C++ has been added since C++ 11. It executes a for loop over a range. Used as a more readable equivalent to the traditional for loop operating over a range of values, such as all elements in a container. loop_statement. range_expression, or a reference to that type. deduction. or a braced-init-list. is the body …for loop will stop iterating once all the element in iterator are exhausted. If possible please state your use case for such manual behavior to give clarity. If possible please state your use case for such manual behavior to give clarity.I would like to know how to refer to elements in a loop in R. In STATA, it is done through `var' inside a loop. I am working with loops and I want to refer to the variables inside each loop while regressing these variables on a list of variables (x1 x2 x3). x1 variable also has suffixes so that the name can be split into several shorter parts.After you add a Loop element and the elements that you want the loop to include, from the Loop element: Determine which element to execute first when a new item's values are copied into the loop variable by using the "For each item" connector. Determine which element to execute after the loop has processed all the items in the collection ...An efficient way to loop over an Array is the built-in array method .map() For a 1-dimensional array it would look like this: function HandleOneElement( Cuby ) { Cuby.dimension Cuby.position_x ... } cubes.map(HandleOneElement) ; // the map function will pass each element for 2-dimensional array:Feb 2, 2018 · If you really want to use parenthesis to initialize a tuple, add a comma in there like so: a = ("bc",). If there is only one item without a comma, Python returns only the single item, and then the for -loop iterates through each character. I.E a = ("b", "c") returns ('b','c') and a = ("bc") returns bc. Instead, you could use either braces or ... A causal loop diagram consists of four basic elements: the variables, the links between them, the signs on the links (which show how the variables are interconnected), and the sign of the loop (which shows what type of behavior the system will produce). By representing a problem or issue from a causal perspective, you can become more aware of ...We can see the array is numerically indexed. We can utilize the foreach loop to access the array elements. The foreach loop is a special loop that works only on the array. As we know, that array contains a pair of keys and values; the foreach loop is used to loop through the key/value pair of an array. The syntax of the foreach loop is shown below.To define the number of elements that an array can hold, we have to allocate memory for the array in Java. For example, // declare an array double[] data; // allocate memory. data = new double[10]; Here, the array can store 10 elements. We can also say that the size or length of the array is 10. In Java, we can declare and allocate the memory ...im trying to delete all product from cart. So i search for a loop who : if element exist i click on this element else this element doest more exist. So if not exist i can go to the next step. I write this code but not working :4. A for Loop with enumerate(). Sometimes you want to know the index of the element you are accessing in the list. The enumerate() function will help you here; it adds a counter and returns it as something called an 'enumerate object'. This object contains elements that can be unpacked using a simple Python for loop.In the loop body, you can use the loop variable you created rather than using an indexed array element. Syntax: statements using var; Simple program with for each loop: The above syntax is equivalent to: type var = arr[i]; statements using var; // only changes num, not the array element. num = num*2;For example, if each list element has to be numbered, we would not only require each list element, but also the index of it. Note, index is not only the value that we get using ngFor directive. But, we can also get the first (" first ") and last (" last ") element by assigning it's value to a variable as well. And the value of the ...A for loop allows you to iterate over an interable object (like a list) and perform a given action. ... Finally, you learned how to iterate over two lists element-wise as well as how to iterate and transform list items. Additional Resources. To learn more about related topics, check out the tutorials below:Creating elements in a loop in JavaScript. In the previous lessons, we created one new element. Let's now make it so that new elements are created in a loop. For example, let's say we have a parent div like this: Let's run a loop that adds 9 new paragraphs to the end of our div: Given an empty ul. Run a loop that will insert 10 li tags into it.The for loop is commonly used to iterate over arrays and NodeLists in JavaScript. It follows this syntax: for ( init; condition; expr) { // code block to be executed } In the above syntax, the for loop consists of three statements: The init statement executes once before the code block begins.A function to run for each array element. currentValue: Required. The value of the current element. index: Optional. The index of the current element. arr: Optional. The array of the current element. thisValue: Optional. Default undefined. A value passed to the function as its this value.The Loop Grid is a widget but acts a little differently from most widgets. In most cases, users drag the widget onto the canvas and then edit them in the panel. With the Loop Grid, however, after you drag the widget onto the canvas, you’ll be asked to create a template. That’s because when you build a loop, you’re creating a template that ...JavaScript is a single-threaded language that relies on asynchronous coding techniques to handle operations that take a long time, such as network requests or user interactions. In this tutorial, you will learn how the event loop works in JavaScript, and how to use callbacks, promises, and async/await syntax to write clean and efficient code. Whether you are a beginner or an experienced ...I like the closure iterator solution, but it's performance is unlike a normal foreach loop, in that it will unfortunately fail for any array element which is zero, an empty string, or undefined. I've posted an edited solution below. –A Super H/Duty 5 Element Delta Loop for 11m Done the right way - not the cheap way! Due to very popular demand, I'm happy to publish the original 11m 'Vortex' 5 Element Delta Loop design. Still used by some of the world's top big-gunners, this antenna will bust pile-ups with ease. It's big and heavy - so not for inexperienced ...Below are steps to find the first node of the loop. 1. If a loop is found, initialize a slow pointer to head, let fast pointer be at its position. 2. Move both slow and fast pointers one node at a time. 3. The point at which they meet is the start of the loop. C++.Once the loop is that completed, that is 4th index replaced by 3rd, 3rd replaced by 2nd, 2nd replaced by 1st and 1st replaced by 0th index element. After the loop is complete, your array would look something like this: [1,1,2,3,4] Now 0th index element is replaced with temp, which is the original 4th index of the array.An R-loop is a three-stranded chromatin structure that consists of a displaced single strand of DNA and an RNA:DNA hybrid duplex, which was thought to be a rare by-product of transcription. ... R-loop: The new genome regulatory element in plants J Integr Plant Biol. 2022 Dec;64(12):2275-2289. doi: 10.1111/jipb.13383. Epub 2022 Nov 15. ...Dimensions for 40m 3-element 112 ohm delta loop quad. Plots for 40m 3-element 112 ohm delta loop quad. longer quads. Wire quads with a rope boom can be extended to longer lengths, of course. An example is the 5-element delta loop quad I built for Field Day (the article includes dimensions for 4 elements as well).As detailed in the MDN spec, let is declaring a new variable from a copy of your array element. So changing the v will not change the value in the array. This is shared by var and const and is simply just javascripts behaviour. When you create a new object, it starts empty. Your loop is basically saying "For every element in arr, declare a variable holding a copy of it and then if that ...I suggest this, again, only because it will work any time that a foreach does, whereas a for loop will only work in certain instances (ElementAt notwithstanding). If you can use a for, do, but if you can't, this will work. Just for fun, you could even write a helper function.Bubble sort is a sorting algorithm that compares two adjacent elements and swaps them until they are in the intended order.. Just like the movement of air bubbles in the water that rise up to the surface, each element of the array move to the end in each iteration.How to remove elements in a Python List while looping How to remove elements in a Python List while looping On this page . Option 1: Create a new list containing only the elements you don't want to remove . 1a) Normal List comprehension ; 1b) List comprehension by assigning to the slice a[:] 1c) Use itertools.filterfalse() Option …Loops. Ansible offers the loop, with_<lookup>, and until keywords to execute a task multiple times. Examples of commonly-used loops include changing ownership on several files and/or directories with the file module, creating multiple users with the user module, and repeating a polling step until a certain result is reached. Note.Dimensions for 40m 3-element 112 ohm delta loop quad. Plots for 40m 3-element 112 ohm delta loop quad. longer quads. Wire quads with a rope boom can be extended to longer lengths, of course. An example is the 5-element delta loop quad I built for Field Day (the article includes dimensions for 4 elements as well).The continue statement can be used to restart a while, do-while, for, or label statement.. When you use continue without a label, it terminates the current iteration of the innermost enclosing while, do-while, or for statement and continues execution of the loop with the next iteration. In contrast to the break statement, continue does not terminate the execution of the loop entirely.The Problem. Every now and then, I want to do something special with the last element inside a Python for loop that differs from what I have done with the other elements. In pseudo-code this problem looks like this: for var in my_iterable: if is_last_element: special_function(var) else: not_so_special_function(var). But how the heck do I know whether I am at the last element of my loop?xml.etree.ElementTree.XML(text, parser=None) ¶. Parses an XML section from a string constant. This function can be used to embed "XML literals" in Python code. text is a string containing XML data. parser is an optional parser instance. If not given, the standard XMLParser parser is used. Returns an Element instance.A modern ES6 approach. The form has a property elements which is a reference to all the input elements. Select the form with any method you like. Use the spread operator to convert the HTMLFormControlsCollection to an Array. Then the forEach method is available. For example [...form.elements].forEach. Update: Array.from is a nicer alternative to the spread operator Array.from(form.elements) it ...In this paper, we consider parallelization of the loop over elements using OpenMP in FEAP (Taylor, 2014), which is a research FE code, very popular at universities. Even for a serial version of FEAP (a cluster version also exists) such a parallelization is a non-trivial task due to the existing architecture of this code, which complicates efficient …I would like to know how to loop through things in Selenium. Basically, I just want to make a for-loop to find all the "panel titles" that have earlier than a certain time and then an if statement that says if it has 4 golfers then I will click the book button. I'm just not sure how you iterate through the xpaths to these things in HTML.Loop using forEach. forEach is a function which is located on Array.prototype which takes a callback function as an argument. It then executes this callback function for every element in the array. In contrast to the map() function, the forEach function returns nothing ( undefined ).The continue statement can be used to restart a while, do-while, for, or label statement.. When you use continue without a label, it terminates the current iteration of the innermost enclosing while, do-while, or for statement and continues execution of the loop with the next iteration. In contrast to the break statement, continue does not terminate the execution of the loop entirely.DOMNodeInserted is being deprecated, along with the other DOM mutation events, because of performance issues - the recommended approach is to use a MutationObserver to watch the DOM. It's only supported in newer browsers though, so you should fall back onto DOMNodeInserted when MutationObserver isn't available.. let observer = new MutationObserver((mutations) => { mutations.forEach((mutation ...const currentName = names[i] console.log(currentName, 'is at index', i) } Using the names array from above, that loop would print the following: McLeod is at index 3. Tabitha is at index 2. Daniel ...I have a load of divs with the class testimonial and I want to use jquery to loop through them to check for each div if a specific condition is true. If it is true, it should perform an action. Does ... Just select the elements and use the .forEach() method to iterate over them: const elements = document.querySelectorAll('.testimonial'); Array ...# Loop through all Form elements using JavaScript. To loop through all elements in a form: Use the elements property on the form to get a collection of the form's elements. Use the Array.from() method to convert the collection to an array. Iterate over the elements using the forEach() method. Here is the HTML for the example.Working. For each iteration, the for -each loop takes each element of the collection and stores it in a loop variable. Thus, it executes the code written in the body of the loop for each element of the array or collection. Most importantly, the traversal happens until the last element of the array or collection. 3.3.The Loop is PHP code used by WordPress to display posts. Using The Loop, WordPress processes each post to be displayed on the current page, and formats it according to how it matches specified criteria within The Loop tags. Any HTML or PHP code in the Loop will be processed on each post. When WordPress documentation says "This tag must be ...array[index] When you use a for loop to cycle through an array you are essentially using array [index] to go from the first element to the last. for (int i = 0; i < array.length; i++) Will start at array [0] and got brought to array [lastElement] printing out each element of the array.1. You can use the window.scrollY property and check if it is close to the height of the infinite scrolling element. Then, you insertAdjacentHTML into the infinite scroll after having saved the elements original innerHTML into a variable. Frankly, I've never done this myself but it seems like a good solution.I am trying to loop through all the elements retruned from getElementsByTagName("input") using forEach. Any ideas why this does not work in FF, Chrome or IE? ... will only match spans which are children of elements with a class of container1 or container2: document.querySelectorAll('.container1 > span, .container2 > …Explanation For Why You Should Not Use for/in. for/in is meant for iterating the properties of an object. That means it will return all iterable properties of an object. While it may appear to work for an array (returning array elements or pseudo-array elements), it can also return other properties of the object that are not what you are expecting from the array-like elements.Bubble sort is a sorting algorithm that compares two adjacent elements and swaps them until they are in the intended order.. Just like the movement of air bubbles in the water that rise up to the surface, each element of the array move to the end in each iteration.A dive loop, also known as a diving loop, is a type of B&M and Gerstlauer roller coaster inversion whose inspiration was taken from a stunt plane maneuver. It is the reverse of an Immelmann loop. The track twists upward and to the side and then dives toward the ground in a half-vertical loop. This element is common on many B&M roller coasters.You can also use the Python zip function to iterate over more than two lists side-by-side. Simply put them all in the zip function, then use the same number of variables in the for loop to store the respective elements of each list: students = ["John", "Mary", "Luke"] ages = [12, 10, 13] grades = [9.0, 8.5, 7.5]About Element on the Loop. Discover a finer element of apartment home living at Element on the Loop in east Tucson, Arizona. Our premier location grants easy access to major …Adding elements inside a foreach-loop will in general not work due to the nature of enumeration. So I guess the "real" solution would be something different than adding elements inside the for-loop. - flindeberg. Jul 21, 2014 at 14:13. Add a comment | 6 Answers Sorted by: Reset to ...
Loops are used in JavaScript to perform repeated tasks based on a condition. Conditions typically return true or false. A loop will continue running until the defined condition returns false. for Loop Syntax for (initialization; condition; finalExpression) { // code } The for loop consists of three optional.. Harley davidson of erie
Using a for loop, how can I loop through all except the last item in a list? I would like to loop through a list checking each item against the one following it. Can I do this without using indices? ... If you want to get all the elements in the sequence pair wise, use this approach (the pairwise function is from the examples in the itertools ...Loop - A loop is any closed path going through circuit elements. To draw a loop, select any node as a starting point and draw a path through elements and nodes until the path comes back to the node where you started. There is only one rule: a loop can visit (pass through) a node only one time. It is ok if loops overlap or contain other loops.An efficient way to loop over an Array is the built-in array method .map() For a 1-dimensional array it would look like this: function HandleOneElement( Cuby ) { Cuby.dimension Cuby.position_x ... } cubes.map(HandleOneElement) ; // the map function will pass each element for 2-dimensional array:The three elements of Loop. Loop components are portable pieces of content that stay in sync across all the places they are shared. Components allow you to collaborate in the flow of work — on a Loop page or in a chat, email, meeting, or document. They can be lists, tables, notes, and more — you're always working with the latest ...In the following circuit, use loop rule to determine the potential difference across the element marked. Step 1: Identify the number of loops in the circuit. There is one loop in this circuit. The ...This method uses a callback function and applies it to each element in the array, meaning we don't need to use a bracket notation to get each element. Break Out of a Loop. So far, we've essentially only highlighted examples in favor of the forEach() method. But one distinct advantage of the for loop is its ability to exit a loop early if necessary.As detailed in the MDN spec, let is declaring a new variable from a copy of your array element. So changing the v will not change the value in the array. This is shared by var and const and is simply just javascripts behaviour. When you create a new object, it starts empty. Your loop is basically saying "For every element in arr, declare a variable holding a copy of it and then if that ...Discover a finer element of apartment home living at Element on the Loop in east Tucson, Arizona. Our premier location grants easy access to major shopping centers, delicious dining, and all the best our city has to offer, like Gaslight Theatre. Nestled against the Pantano Wash near several parks, our residents enjoy the beauty of our desert ...In the following circuit, use loop rule to determine the potential difference across the element marked. Step 1: Identify the number of loops in the circuit. There is one loop in this circuit. The ...Although your question is about deleting elements from the array being iterated upon and not about removing elements (in addition to some other processing) efficiently, I think one should reconsider it if in similar situation.. The algorithmic complexity of this approach is O(n^2) as splice function and the for loop both iterate over the array (splice function shifts all elements of array in ...Using a for loop, how can I loop through all except the last item in a list? I would like to loop through a list checking each item against the one following it. Can I do this without using indices? ... If you want to get all the elements in the sequence pair wise, use this approach (the pairwise function is from the examples in the itertools ...I want to append num amount of img elements to the DOM, and give each image an id according to which num it is. I know I need a loop, so this is what I have so far: window.onload = function ... // addEventListener is better practice than onload window.addEventListener('load', function() { // get the element reference before the loop (no need to ...Some of ways below for different circumstances. In most normal cases, the simplest way to access the first element is by. yourArray[0] but this requires you to check if [0] actually exists. Another commonly used method is shift () but you should avoid using this for the purpose of accessing the first element.range-expression is evaluated to determine the sequence or range to iterate. Each element of the sequence, in turn, is dereferenced and is used to initialize the variable with the type and name given in range-declaration.. begin-expr and end-expr are defined as follows: . If range-expression is an expression of array type, then begin-expr is __range and end-expr is (__range + __bound), where ...5. The break and continue loop control commands [1] correspond exactly to their >counterparts in other programming languages. The break command terminates the loop > (breaks out of it), while continue causes a jump to the next iteration of the loop, >skipping all the remaining commands in that particular loop cycle.We iterate in the foor-loop looking for an element, and once we find it, we ask to remove it from the original list, which would imply a second iteration work to look for this given item. This would support the claim that, at least in this case, iterator approach should be faster..