3v4l.org

run code in 300+ PHP versions simultaneously
<?php $v = urlencode("http://1/2/3/4/5/a.a?b=b&c=c"); $v1 = urlencode($v); echo $v; echo "\n--------\n"; echo $v1; echo "\n--------\n"; echo urldecode(urldecode($v1));
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
http%3A%2F%2F1%2F2%2F3%2F4%2F5%2Fa.a%3Fb%3Db%26c%3Dc -------- http%253A%252F%252F1%252F2%252F3%252F4%252F5%252Fa.a%253Fb%253Db%2526c%253Dc -------- http://1/2/3/4/5/a.a?b=b&c=c
preferences:
253.32 ms | 406 KiB | 313 Q