3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ 'test_with_/_inside', 'test_with_#_inside', 'test_with_._inside', 'test_with_,_inside', 'test_with_!_inside', 'test_with_$_inside', ]; foreach ($arr as $string) { echo urlencode($string) . "\n"; }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
test_with_%2F_inside test_with_%23_inside test_with_._inside test_with_%2C_inside test_with_%21_inside test_with_%24_inside
preferences:
145.77 ms | 408 KiB | 5 Q