3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "data%5B0%5D%5Bfname%5D=Tester&data%5B0%5D%5Blname%5D=Testerson&data%5B0%5D%5Bemail%5D=test%40test.com&data%5B0%5D%5Bbirthyear%5D=1984&data%5B0%5D%5Bethnicity%5D=1&data%5B0%5D%5Bgender%5D=1&data%5B0%5D%5Brecruiter%5D=1&data%5B0%5D%5BcreationDate%5D=2014-02-03+19%3A39%3A19"; $new_string = urldecode($string); print_r($new_string);
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 - 7.1.20, 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
data[0][fname]=Tester&data[0][lname]=Testerson&data[0][email]=test@test.com&data[0][birthyear]=1984&data[0][ethnicity]=1&data[0][gender]=1&data[0][recruiter]=1&data[0][creationDate]=2014-02-03 19:39:19
preferences:
256.79 ms | 406 KiB | 314 Q