3v4l.org

run code in 500+ PHP versions simultaneously
<?php $exists = 'ok'; $array = ['var' => 'var1', 'bar' => 'bar1', 'exists' => 'foo']; extract($array, EXTR_PREFIX_SAME, 'data'); var_dump($var, $bar, $exists, $data_exists);
Output for 5.6.0 - 5.6.25, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
string(4) "var1" string(4) "bar1" string(2) "ok" string(3) "foo"
preferences:
84.95 ms | 1632 KiB | 4 Q