array_swap

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array_swap( array, a, b )

Returns: array

Throws: InvalidArgumentType, IndexOutOfBounds

Performs an in-place swap of the contents of the provided array. If an array is not provided, or the indexes are not integers, InvalidArgumentType will be thrown. If the indexes are outside the bounds of the array, IndexOutOfBounds will be thrown.

array_swap( ["a", "b", "c"], 0, 1 );

Output: ["b", "a", "c"]

Arguments

Name	Type	Purpose
array	array	The array to reverse
a	int	The first element to swap
b	int	The second element to swap