3v4l.org

run code in 300+ PHP versions simultaneously
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Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.19, 8.4.1 - 8.4.5
array(4) { [0]=> int(10) [1]=> int(20) [2]=> int(30) [3]=> int(40) } array(4) { [0]=> int(10) [1]=> int(20) [2]=> int(30) [3]=> int(40) }
Output for 7.3.0 - 7.3.33
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW), expecting ')' in /in/TvZV0 on line 12
Process exited with code 255.
Output for 7.2.0 - 7.2.33
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW), expecting ',' or ')' in /in/TvZV0 on line 12
Process exited with code 255.
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