JavaScript Array method: sort()
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The sort() method (when applied to a JavaScript
array) sorts
elements of the array.
By default, it sorts
values as alphabetical strings in ascending order. This does not work well for
numbers
It
has the following syntax with the following parameters. It returns a new
array containing the selected elements.
array.sort(comparefunction)
|
Parameter
|
Required / Optional
|
Description
|
|
comparefunction
|
Optional
|
A function that defines
an alternative sort order, e.g. function(a,b){return
a - b} to sort in ascending numerical order or function(a,b){return b - a} to sort in descending
numerical order
|
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