Jul 29, 2009 · The third way of initializing is useful when you declare an array first and then initialize it, pass an array as a function argument, or return an array. The explicit type is required.

Sep 29, 2011 · An illustration. Suppose that array contains three integers, 0, 1, 2, and that i is equal to 1. array[i]++ changes array[1] to 2, evaluates to 1 and leaves i equal to 1. array[i++] does not modify …

We'll use that fact later. Array.apply(null, [undefined, undefined, undefined]) is equivalent to Array(undefined, undefined, undefined), which produces a three-element array and assigns …

Feb 17, 2012 · How can I loop through all the entries in an array using JavaScript?

How do I remove a specific value from an array? Something like: array.remove(value); Constraints: I have to use core JavaScript. Frameworks are not allowed.

which means each item of the array will be transformed in another array with two elements; the selected key as first element and the entire initial item as second element, this is called an entry (for example, …

If you want to remove objects from an array that have exactly the same properties and values as other objects in the array, you would need to write a custom equality checking function to support it.

Jul 15, 2009 · I don't understand this code. You sort the array 'strings' and use the same (sorted) array in both calls to binarySearch. How can that show anything except HotSpot runtime optimization? The …

Jun 30, 2009 · 9 Array.prototype.sort () is the go to method for sorting arrays, but there are a couple of issues we need to be aware of. The sorting order is by default lexicographic and not numeric …

This create a copy, is it possible to get reference, like I get a reference to a column, any change in this reference is reflected in the original array.