ArrayObject::exchangeArray
ArrayObject::exchangeArray
(PHP 5 >= 5.1.0, PHP 7)
ArrayObject::exchangeArray — Exchange the array for another one.
Description
public array ArrayObject::exchangeArray ( mixed $input )
Return Values
Returns the old array.
Examples
Example #1 ArrayObject::exchangeArray() example
<?php // Array of available fruits $fruits = array("lemons" => 1, "oranges" => 4, "bananas" => 5, "apples" => 10); // Array of locations in Europe $locations = array('Amsterdam', 'Paris', 'London'); $fruitsArrayObject = new ArrayObject($fruits); // Now exchange fruits for locations $old = $fruitsArrayObject->exchangeArray($locations); print_r($old); print_r($fruitsArrayObject); ?>
The above example will output:
Array ( [lemons] => 1 [oranges] => 4 [bananas] => 5 [apples] => 10 ) ArrayObject Object ( [0] => Amsterdam [1] => Paris [2] => London )
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https://secure.php.net/manual/en/arrayobject.exchangearray.php