<?php
function rev($str) {
if ( ! $str ) {
return;
}
return rev(substr($str,1)) . $str{0};
}
function sum($arr) {
if ( ! is_array($arr) ) {
return;
}
return sum(array_shift($arr)) + $arr[0];
}
$a = array(5,4,7,8,9,3);
echo sum($a);
echo rev('hola mundos ninos');
- Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- Fatal error: Array and string offset access syntax with curly braces is no longer supported in /in/pWk91 on line 6
Process exited with code 255. - Output for 7.4.0 - 7.4.33
- Deprecated: Array and string offset access syntax with curly braces is deprecated in /in/pWk91 on line 6
4sonin sodnum aloh
- Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
- 4sonin sodnum aloh
preferences:
232.08 ms | 403 KiB | 407 Q