3v4l.org

run code in 300+ PHP versions simultaneously
<?php parse_str("columns%5B%5D=country_code"); print_r($columns);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Fatal error: Uncaught ArgumentCountError: parse_str() expects exactly 2 arguments, 1 given in /in/5314o:3 Stack trace: #0 /in/5314o(3): parse_str('columns%5B%5D=c...') #1 {main} thrown in /in/5314o on line 3
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Deprecated: parse_str(): Calling parse_str() without the result argument is deprecated in /in/5314o on line 3 Array ( [0] => country_code )
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.3.32 - 7.3.33
Array ( [0] => country_code )

preferences:
176.63 ms | 403 KiB | 215 Q