3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(addcslashes("\x \y \z \t \f \g \w", "\\"));
Output for 5.2.5 - 7.2.0
string(23) "\\x \\y \\z \\g \\w"
Output for 4.3.0 - 5.2.4
string(25) "\\x \\y \\z \\f \\g \\w"