3v4l.org

run code in 300+ PHP versions simultaneously
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Output for 7.3.32 - 7.3.33, 8.0.13, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.18, 8.4.1 - 8.4.5
string(1) "0" string(1) "0" string(1) "0"
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30
string(1) "1" string(1) "0" string(1) "0"

preferences:
97.18 ms | 413 KiB | 5 Q