In jQuery, is it possible to invoke a callback or trigger an event after an invocation of .each() (or any other type of iterative callback) has completed. For example, I would like this “fade and remove” to complete $(parentSelect).nextAll().fadeOut(200, function() { $(this).remove(); }); before doing some calculations and inserting new elements after the $(parentSelect). My … Read more
I just had a quick question regarding loops in Ruby. Is there a difference between these two ways of iterating through a collection? # way 1 @collection.each do |item| # do whatever end # way 2 for item in @collection # do whatever end Just wondering if these are exactly the same or if maybe … Read more
I have a handlebars.js template, just like this: {{externalValue}} <select name=”test”> {{#each myCollection}} <option value=”{{id}}”>{{title}} {{externalValue}}</option> {{/each}} </select> And this is the generated output: myExternalValue <select name=”test”> <option value=”1″>First element </option> <option value=”2″>Second element </option> <option value=”3″>Third element </option> </select> As expected, I can access the id and title fields of every element of myCollection … Read more
In my application i am using AJAX call. I want to use break and continue in this jQuery loop. $(‘.submit’).filter(‘:checked’).each(function() { }); 4 Answers 4
I have a JavaScript object like the following: var p = { “p1”: “value1”, “p2”: “value2”, “p3”: “value3” }; Now I want to loop through all p elements (p1, p2, p3…) And get their keys and values. How can I do that? I can modify the JavaScript object if necessary. My ultimate goal is to … Read more
