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Questions tagged [each]

An iterator function or language struct which can be used to iterate over arrays or lists.

A generic iterator function, which can be used to seamlessly iterate over both objects and arrays. Arrays and array-like objects with a length property (such as a function's arguments object) are iterated by numeric index, from 0 to length-1. Other objects are iterated via their named properties.

jQuery.each( array, callback )
// or
jQuery.each( object, callback )
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jQuery: get each element's width and sum them up

How can I get each element's width and sum them up? For instance, here is the HTML:
Run
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Returning Multiple Values From Map

Is there a way to do: a = b.map{ |e| #return multiple elements to be added to a } Where rather than returning a single object for each iteration to be added to a, multiple objects can be returned. I'm currently achieving this with: a = [] b.map{…
Undistraction
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jQuery get the input value in an .each loop

I am trying to get the input value in an each loop of a checkbox, i cant figure out how to get this to work, the value keeps outputting as the first checkbox value. $('.custemb, input[name=cb], input[class=multadd]').live("click", function() { …
JimmyBanks
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JQuery $.each() JSON array object iteration

I am having some real difficulty attempting to solve a JQuery $.each() iteration This is my array, limiting results for convenience [{"GROUP_ID":"143", "GROUP_TYPE":"2011 Season", "EVENTS":[ {"EVENT_ID":"374","SHORT_DESC":"Wake Forest"}, …
Jay Rizzi
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In Ruby, what's the advantage of #each_pair over #each when iterating through a hash?

Let's say I want to access the values of a hash like this: munsters = { "Herman" => { "age" => 32, "gender" => "male" }, "Lily" => { "age" => 30, "gender" => "female" }, "Grandpa" => { "age" => 402, "gender" => "male" }, "Eddie" => { "age"…
clockworkpc
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How to use .promise().done() on $.each json array when done/completed?

I want to perform some action when $.each is done. $.each(someArray, function(index, val) { //---------some async ajax action here per loop --------- $.ajax({...}).done(function(data){...}); }.promise().done(function(){...});…
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Using jQuery to get data attribute values with .each()

I have the following HTML with data attributes - I want to write some jQuery that will loop through the HTML and collect the data attributes and put them into an array - could anyone assist as I'm getting an error. I am trying to use the data()…
Zabs
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Handlebars nested 'each' syntax - not iterating over each element

I am brand new at this Javascript/JSON/Handlebars thing, and I am having trouble getting a JSON object, with two nested levels, to work in a Handlebars template. I have validated the JSON object with JSONLint, so it is valid JSON code, but I don't…
Cronk
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setTimeout and array each

I'm confused with using setTimeout and the each iterator. How can I rewrite the following so that the console outputs each name after a delay of 5 seconds? Currently the code below prints all the names at once after 5 seconds. I would like to: 1)…
Kevin
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Check if all items have the same class

I built a FAQ page with the option to hide and show the content underneath each question. I have a "Expand all" functionality that let the user display all the questions onclick. When a question is expanded it gets a class of "selected". I am trying…
John
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about ruby range?

like this range = (0..10) how can I get number like this: 0 5 10 plus five every time but less than 10 if range = (0..20) then i should get this: 0 5 10 15 20
why_
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Create a table in thymeleaf

I'm new to thymeleaf and am trying to make a simple table using an array and an each loop. My code looks like this: Smoke Tests
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jQuery each callback

How to use callbacks on jQuery each function? I am trying something like: $.each(images, function(key, value) { new_images+= '
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    ruby get next value on each loop

    Can I get the next value in an each loop? (1..5).each do |i| @store = i + (next value of i) end where the answer would be.. 1 + 2 + 2 + 3 + 3 + 4 + 4 + 5 + 5 = 29 And also can I get the next of the next value?
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    jQuery: Finding duplicate ID's and removing all but the first

    $('[id]').each(function () { var ids = $('[id="' + this.id + '"]'); // remove duplicate IDs if (ids.length > 1 && ids[0] == this) $('#' + this.id).remove(); }); The above will remove the first duplicate ID,…
    ditto
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