Razor nested foreach loop Sep 9, 2017 · javascript . Any ideas how i can do this? Thanks. May 24, 2018 · Just replace the foreach loop with a simple for loop as your output can be generated without the nesting: Nested for-loop in razor. . Dec 12, 2013 · I use the foreach loop to iterate on the model (IEnumerable<Tuple<DateTime,int>>) to add the information in the javascript function. TownCity We can define the loop inside or outside the code block in razor, and we can use the same foreach looping concept to assign value to define the condition. LabelFor(model => model. The for each loop walks through a collection until it is finished. In general any block content { /* this is block content */ } should always have a single html node - or if you dont need an html node (like in your case) you can use <text> @foreach(var item in Model) { <text>codeAddress('@item. NET Core applications. Diagnostics. Text. Apr 11, 2013 · I have a generic list of objects that's passed to a view. 8. – kevmar Feb 12, 2013 · It is impossible in a Linq query-syntax to use the UnitOfOperations. or is better using the div instead of table. Oct 10, 2009 · I use a foreach in my View to loop over my strongly-typed Model and display a table. By using the appropriate . var objAcu = (op Aug 16, 2018 · When you loop through an array you already have the reference to the item. @foreach (var product in Model) Based on that view and model it seems that Model is of type Product if yes then the second foreach is not valid. If I take out the innermost foreach loop it works fine: @foreach (Comment reply in comment. This seems slow. Razor parse error- nested if and html within a foreach loop. However it generates a series of errors about missing end tags (div and ul) which are present. If you work with a collection or an array, you often use a for each loop. ASP. 28. What is the correct way to accomplish what I'm trying to here? I know I could avoid all of the Razor syntax and just create a function that returns a raw MarkupString, but that doesn't seem like it should be necessary for a case like this. At design time, I get At design time, I get Conditional compilation is turned off Jun 28, 2015 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Jan 17, 2013 · MVC Razor view nested foreach's model. net foreach loop. Jan 4, 2024 · The foreach, for, and while loops are available in Razor page syntax in ASP. You can either use ViewBag to assign your list and then iterate over it on your View . With 30ish rows, this is not an ideal solution. Apr 14, 2011 · Yesterday, during my ASP. The body has the problem while the footer renders correctly. Jan 17, 2012 · The quick answer is to use a for() loop in place of your foreach() loops. The following is what I would like Jun 1, 2021 · We now set a local loop variable and reference that within the loop. Wrap Up. Count; index++) //first loop { int localIndex = index; //loc Dec 20, 2016 · Not sure what's "not a re-engineer", but I'd suggest passing the entire MenuItems object as json into a JS function and doing the iteration there, (if you don't want razor creating the elements themselves as SLaks suggests) My for loop get the number of rows, the foreach loop is then supposed to get the columns and display in column in the row. Aug 19, 2015 · If I have a nested array as follows: var attendees={attendees :[{name: John},{name: Terry}]} how do I loop through the names using the forEach function? I have tried: attendees. both your foreach loops are looping through the model. Value" or asp-for="item. Here is the way I have it working right now, but this requires one loop per row. Something like: @Html. cshtml file in MVC ASP . But you can do it using Method Chain and a SelectMany method:. List<myObj> myObjList = new ArrayList<myObj>(); for (myObj o : myObjList){ // how do I start the nested for loop at the current spot in the list? for( } Thanks! Jan 2, 2015 · Are you sure your syntax for a foreach loop is correct? – rexcfnghk. If item from your outer loop is an enumerable itself, your inner foreach should be foreach (var listing in item). Jun 23, 2016 · In my code I cannot read a nested object value on form post. . forEach(function( Apr 27, 2018 · I have a View model that has an IEnumerable object that I loop through to display a data table. i. Modified 10 years, Nested for loops - RadioButtonFor not working. SearchResults) { result. Modified 1 year, ASP. Nov 26, 2014 · Converting a complicated pipe command into a more structured foreach loop like this is the way to go on this one. Debugger. net mvc razor view. – vincentsty. IsInput is false, then I will display a with contents userInput. Is there some performance trick I should know for using loops in Views? EDIT: My Controller takes data from an Azure Table and feeds it to a View using a ViewModel pattern. Name</a> } What I'm trying to do is something that would output this: Jul 7, 2013 · foreach loops are used for their return value, like lapply. Dec 1, 2015 · I'm outputting a large list of items on my page using Razor and MVC 5. May 28, 2013 · Is it possible to nest foreach statements in java and start the nested statement at the current index that the outer foreach loop is at? So if I have . Provide details and share your research! But avoid …. i'm creating a list of categories and a list of its products so image a nested repeater, outer loop iterates over the categories and for each category iterate over the products. I've tried adding an index counter to loop through the array on the same table, but the counter never @Mr A - all nodes, i. net mvc razor view engine with example or use asp. Alternative to Apr 9, 2022 · I have a @foreach loop in my Blazor page which iterates through a list of type UserInput (var userInput in UserInput). The enumerable data is displayed with a foreach loop. NET. MVC Razor, add if statement to foreach loop. Motions. Ask Question Asked 10 years, 11 months ago. If you really need to keep your model in it's current form, then you could do something like this: Beyond that, your Hand class has fingers but in razor you refer to it with Fingers. 18. Products[productIndex]. Currently, each list item is displayed to the user row-by-row: @foreach (var result in Model. OR. Break(); in the loop body. forEach loop with nested code. net-mvc-4; Share. You can use a strongly typed model binding on your View. Looping inside razor. How to use nested foreach loop in . thanks. The problem occurs when I try to add a nested if statement. This can be useful if you want to display some kind of no items in the list fallback. Oct 29, 2016 · @StephenMuecke The output could just be a list of names - the key is being able to get the next object when I want - not tied to the foreach loop - thus enabling more sophisticated structure - multiple nested loops instead of if statements which then require @: to mitigate unclosed html tag errors in Razor. But sometimes, I need to also know the current index. e. Theme[themeIndex]) @for(var productIndex=0; productIndex < Model. We can use them to generate pages and write HTML for each individual element in collections. NET MVC3 Razor Querying inside a model (foreach within foreach) foreach loop in mvc razor to iterate each element Sep 20, 2016 · Hello i want to Generate the View Page like this using looping concept, No CType PNum 1 Cap 12 2 Bottle 23 here is my View Page @for (int i = 1; i < (Enumerable. Commented Mar 8, Manually increment a value in nested for loop in razor view. If you put this code into Visual Studio you will notice that the closing bracket for the @foreach loop is not recognized by Razor. GetData() function. Oct 27, 2015 · The table will exist inside of a razor template. Foreach inside foreach js. a new table row) for each loop. Jan 17, 2012 · The quick answer is to use a for() loop in place of your foreach() loops. Mar 8, 2015 · And i can't declare variable i outside of the foreach loop. In Twig for example, the for loop can look like this Jan 31, 2012 · How would like to to compare values in this nested foreach. Wrap it in <text>. Wrog way to edit List property in one Object: @{ var contatore = 0; foreach (var item in Model. Basically the else clause is executed when the foreach loop doesn't have any iterations. Name</div> foreach(var prod in cat. Name" depending on how your properties on the model class are named – I'm having some troubles with nested ForEach loops in Powershell. For every object in list 1, I need to iterate through list 2. It renders everything correctly using the following code. Name. Dec 18, 2019 · Okay, let's try to go over on how you can display your result set on your View. Count(@ViewBag. @foreach (var group in Model. @Dan - ok i'm not perfect :) so i'll check again. Also: Result is a List<T> and even after you found how to access Result, I expect that expressions such as Result. Aug 11, 2013 · Razor foreach loop and javascript. I would like to surround the example above with another foreach loop to plot all flights and not just the one with index 0 as in the example above. I want to compare and if they match print YES for example. Children) @prod. Code breaks: The problem occurs when I try to add a nested if statement. NET MVC 3 Razor Nested foreach with if statements. using System; class Program { static void Main() { // Use a string array to loop over. Any help would be greatly appreciated. Ask Question Asked 10 years, 4 months ago. Categories) and then . Add in the select. net mvc razor view engine is used to loop through items in object it will work same as asp. c#; html; asp. Your inner foreach should loop through the outer, as you have a nested collection: @foreach (var item in Model) { foreach(var innerItem in item){ } } Apr 14, 2011 · Yesterday, during my ASP. Oct 28, 2016 · However, Razor claims: "The foreach loop is missing a closing "}" character". Cheers. Feb 29, 2016 · Here we will learn how to use foreach loop in asp. Use a local loop variable if you have to use Aug 21, 2014 · MVC Razor RadioButtonFor in ForEach loop. Please help me. Products. Code breaks: You are looping the entire IEnumerable in the inner foreach for every item when you loop through the IEnumerable in the outer foreach. =====View Model===== Jun 15, 2022 · Below is a simplified version of the code. Dec 16, 2013 · I have the following code in which I would like to have an inner foreach loop, but the code doesn't compile with the addition of the inner loop. Items) { <span>@item. nested foreach loop stop repeat. Theme[themeIndex]. name) Apr 14, 2011 · Yesterday, during my ASP. NET MVC 3 talk at Mix 11, I wrote a useful helper method demonstrating an advanced feature of Razor, Razor Templated Delegates. 99. I have a css c Apr 12, 2013 · You have: foreach (var category in Model. <div>@cat. I don't know if you really intend to have your classes be nested, but you need to add properties onto your Body class for the ones you want (sticking with your property capitalization conventions): Oct 2, 2012 · its because the javascript inside your for loop looks like C# code to Razor. LabelFor(model=>model. Address. If it is not, you have more complex logic that should be done in the controller before it lands here. children) Searching around I know that adding tags can alleviate the problem but I cannot seem to get those to work either. Syntax of Foreach Loop in MVC Razor View Following is the syntax of using a foreach loop in asp. Title</item> } } but does not when I wrap the second foreach with "div" tags. (within Visual Studio) Razor & nested loops. Improve nested forEach. Items) { <a>@item. Hot Network Questions Apr 8, 2020 · foreach (HelpCategory category in Categories) { <LinkButton Category=category Parent=this></LinkButton> <br /> } Each HelpCategory has one or more Help Articles that can be expanded. First, I need to iterate through list 1. 1. Hopefully you can see that you should either: Stick to the standard foreach loop - it's fairly bulletproof. Obviously this isn't working because @cat. The model also has an array of values that I would like to display within the same table. Unit will still need to be changed. Dec 27, 2023 · The @foreach loop in Razor Views is a versatile tool for enumerating sequences of data in ASP. However my Jan 17, 2012 · The quick answer is to use a for() loop in place of your foreach() loops. A collection is a group of similar objects, and the for each loop lets you carry out a task on each item. May 8, 2024 · When collecting form data in nested for loops, the inner loop is always updating the last index even when a local indexer is present @ for (var index = 0; index < model. 0. You can then inspect item. If userInput. Count(); productIndex++) @Html. Movimenti) { A lot of templating engines have a special kind of syntax that is a combination of foreach and else. – Feb 3, 2012 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. In the partial I'm rendering a single record for which I want to have 4 in a row in my view. With only 25 rows and 7 columns, it takes about 280 msec. How to break nested foreach loop then go to parent foreach loop on c#. May 22, 2013 · I want to Display each element on Razor view from Model through foreach loop,I have no code in Controller when I run the Application , I get the Error: Object reference not set to Instance of an Apr 26, 2012 · I'm iterating a List<T> in a razor foreach loop in my view which renders a partial. Whether you're rendering simple lists, applying conditional rendering, or dealing with nested data structures, the @foreach loop empowers you to display dynamic content efficiently. combine functions, the inner foreach loop can return vectors which are combined row-wise into a matrix by the outer foreach loop: Aug 5, 2015 · ASP. I am currently getting the data and filling my object in the DataAccessLayer. When the button is pressed the reference to the correct value is passed to OnClick - and the correct Id is displayed. Hot Network Questions Jul 28, 2017 · I can't found any code for ThingController & CategoryController, can you provide it?Also are you sure if public virtual ICollection<Things> Thing { get; set; } is right property declaration over public virtual ICollection<Thing> Things { get; set; }? Nov 22, 2019 · I can't get the data to display on the razor view. I'm trying to create a nested foreach to iterate over the parent and then the children. This will not only benefit you with cleaner code but will also help avoid the model binding pain you are about to run into when you post the form back with your current implementation. Commented Jan 2, 2015 at 1:37. Aug 17, 2015 · I have an MVC 5 project with the next two classes as model: public class Verbruik { public string Gemiddelde1 { get; set; } public string Gemiddelde2 { get; set; } public Mar 17, 2009 · How to break out of a foreach loop in a foreach loop without counting from the beginning again? Hot Network Questions Trying to find a short story name, man speaks to parallel lives on an app (spoilers) Apr 20, 2011 · ASP. Ideally I would use a single foreach loop to iterate over a collection and inside the loop, I would add a column for each object. foreach(var item in Model) { } then you have a reference to item, so you can use it in asp-for like asp-for="item. Aug 18, 2020 · However, I need to display several different polylines (one for each flight) and therefore need to use a nested foreach loop to achieve this but it doesn't work. Foreach loop in asp. I cannot see any other way of doing this without 1st getting the number of rows with the for loop. net mvc razorview engine foreach loop with example. Here is the code for my LinkButton, it does more of the same: Jul 5, 2021 · You are outputting a new TR element (i. GetAddress');</text> } Aug 23, 2013 · Is that possible for generating a table like above using a foreach loop. With the while loop, we usually will need to set up an iteration variable. Children is null. Simplifying nested loops in javascript. Groups) { foreach (var item in group. 2. name) I am just started to learn Razor and have a question regarding nested loops. Asking for help, clarification, or responding to other answers. My objects list gets filled and stored. if condition not recognised in foreach in Razor view. This way it is very clear what objects you are working with. MVC Razor @foreach. net C#. There are many situations where I want to quickly iterate through a bunch of items in a view, and I prefer using the foreach statement. Try debugging inside the foreach by setting a breakpoint, or by explicitly calling System. Jan 14, 2016 · Construct this server side and just render through simple razor foreach loops. In this way they are very different from for loops which are used for their side effects. Here's what I have currently: @foreach (var item in Model. zyb spdlhfqs uqy sbqf hlaf qqlppik lxsoo wvsprj inka oovnni