ArrayObject::exchangeArray
(PHP 5 >= 5.1.0, PHP 7)
ArrayObject::exchangeArray — Exchange the array for another one.
Description
public array ArrayObject::exchangeArray ( mixed $input )Exchange the current array with another array or object.
Parameters
input
The new array or object to exchange with the current array.
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
)← ArrayObject::count
ArrayObject::getArrayCopy →
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