3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $var = "variable"; $a = "double-quoted string"; $b = 'single-quoted string'; $c = "double-quoted without " . $var; $d = "double-quoted with simple $var"; $e = "double-quoted with complex {$var} 1"; $f = "double-quoted with complex ${var} 2";
Output for 4.3.0 - 7.1.0