3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr1 []= 'wello'; $var2 = 'woodbye wruel world'; var_dump(poor_mans_strcmp($var1, $var2)); var_dump(poor_mans_strcmp($var2, $var2)); function poor_mans_strcmp($str1, $str2) { $result = 0; $str3 = 'a' . $str1; $str4 = 'a' . $str2; if ($str3 < $str4) { $result = 1; } if ($str3 > $str4) { $result = -1; } return $result; }
based on TvSji
Output for 5.0.4 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
Notice: Undefined variable: var1 in /in/Ljigh on line 6 int(1) int(0)
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: var1 in /in/Ljigh on line 6 int(1) int(0)