- var_dump: documentation ( source)
- strcasecmp: documentation ( source)
- usort: documentation ( source)
<?php
class A {
function B() {
$tags = array('Test', 'tests', 'tes', 'abc');
usort($tags, array($this, 'C'));
var_dump($tags);
}
function C($a, $b) {
return strcasecmp($a, $b);
}
}
(new A)->B();