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run code in 300+ PHP versions simultaneously
<?php $foo = 'hello'; var_dump(isset($foo['a'])); var_dump(isset($foo['a']), $foo['a'], isset($foo['a'][0]), $foo['a'][0]);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.26, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
bool(false) Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /in/vehe6:5 Stack trace: #0 {main} thrown in /in/vehe6 on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
bool(false) Warning: Illegal string offset 'a' in /in/vehe6 on line 5 Warning: Illegal string offset 'a' in /in/vehe6 on line 5 bool(false) string(1) "h" bool(false) string(1) "h"
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.25
bool(false) Warning: Illegal string offset 'a' in /in/vehe6 on line 5 Warning: Illegal string offset 'a' in /in/vehe6 on line 5 bool(false) string(1) "h" bool(true) string(1) "h"
Output for 5.0.3 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
bool(true) Fatal error: Cannot use string offset as an array in /in/vehe6 on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.2
bool(false) Fatal error: Cannot use string offset as an array in /in/vehe6 on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
bool(true) bool(true) string(1) "h" bool(false) NULL
preferences:
79.37 ms | 412 KiB | 5 Q