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<?php parse_str("columns%5B%5D=country_code"); echo $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/01uNX:3 Stack trace: #0 /in/01uNX(3): parse_str('columns%5B%5D=c...') #1 {main} thrown in /in/01uNX on line 3
Process exited with code 255.
Output for 7.2.5 - 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/01uNX on line 3 Notice: Array to string conversion in /in/01uNX on line 4 Array
Output for 7.3.32 - 7.3.33
Array
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33
Notice: Array to string conversion in /in/01uNX on line 4 Array

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