JQuery Check if Element Exists – JS Helpers
JQuery Check if Element Exists using this simple piece of code. To check this in the current page, we need
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JQuery Check if Checkbox is checked – Simple Solution
For a check box with the id “checkbox”, here is how to check if its checked: $(‘#checkbox’).is(‘:checked’); // Returns True
Read moreJavaScript Remove duplicates from Array – Example Code
Here is the code to remove duplicates from an Array: var distinctVal = function(arr){ var newArray = []; for(var i=0,
Read moreJavaScript Basics: How to check for null & undefined
To check if a variable(a) has the value null, use the following code: if (a === null) // Best way
Read moreJavaScript Basics: Difference between == & === (with examples)
JavaScript has two sets of equality operators: === and ==. They mostly work exactly the same ie, if the operands
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