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[ array->exchange ]

Method

Exchanges the two elements within the array.

Note: This method will fail if one of the parameters is larger or smaller than the number of elements in the array.

  • Syntax
array->exchange(first_position, second_position)
Examples
  • Beginner

Swap the position of two elements in an array

This example exchanges the 2nd and 5th elements of an array.

Code

var( myArray = array('one', 'two', 'three', 'four', 'five', 'six', 'seven') )
//output original array
$myArray
'\n'
$myArray->exchange(2,5)
//output modified array
$myArray

Result

array(one, two, three, four, five, six, seven)
array(one, five, three, four, two, six, seven)

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