3v4l.org

run code in 300+ PHP versions simultaneously
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Output for 8.3.0 - 8.3.19, 8.4.1 - 8.4.5
Warning: Trying to access array offset on null in /in/4A3QS on line 8 NULL Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /in/4A3QS:10 Stack trace: #0 {main} thrown in /in/4A3QS on line 10
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.32, 8.2.0 - 8.2.28
Warning: Trying to access array offset on value of type null in /in/4A3QS on line 8 NULL Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /in/4A3QS:10 Stack trace: #0 {main} thrown in /in/4A3QS on line 10
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Notice: Trying to access array offset on value of type null in /in/4A3QS on line 8 NULL Warning: Illegal string offset 'foo' in /in/4A3QS on line 10 string(1) "a" Notice: Undefined index: foo in /in/4A3QS on line 12 NULL
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33
NULL Warning: Illegal string offset 'foo' in /in/4A3QS on line 10 string(1) "a" Notice: Undefined index: foo in /in/4A3QS on line 12 NULL

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