ArrayObject::ksort
(PHP 5 >= 5.2.0)
ArrayObject::ksort — Sort the entries by key
Description
void ArrayObject::ksort
( void
)
Sorts the entries by key, maintaining key to entry correlations. This is useful mainly for associative arrays.
Parameters
This function has no parameters.
Return Values
No value is returned.
Examples
Example #1 ArrayObject::ksort() example
<?php
$fruits = array("d" => "lemon", "a" => "orange", "b" => "banana", "c" => "apple");
$fruitArrayObject = new ArrayObject($fruits);
$fruitArrayObject->ksort();
foreach ($fruitArrayObject as $key => $val) {
echo "$key = $val\n";
}
?>
The above example will output:
a = orange b = banana c = apple d = lemon