<?php
function foo($s)
{
return strrev(strtoupper(trim($s)));
}
function bar($s)
{
$s = trim($s);
$s = strtoupper($s);
$s = strrev($s);
return $s;
}
$x = " Hello! ";
var_dump(foo($x));
var_dump(bar($x));
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- string(6) "!OLLEH"
string(6) "!OLLEH"
preferences:
227.94 ms | 405 KiB | 324 Q