Online PHP editor | output for HPe3X

Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Notice: Only variables should be passed by reference in /in/HPe3X on line 3 string(2) "hi" int(8) int(4294856185)
Output for 4.4.0 - 4.4.9, 7.3.32 - 7.3.33: string(2) "hi" int(8) int(4294856185)
Output for 5.1.0 - 5.1.6, 5.2.0, 5.2.10 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28: Strict Standards: Only variables should be passed by reference in /in/HPe3X on line 3 string(2) "hi" int(8) int(4294856185)
Output for 5.2.1 - 5.2.9: Strict Standards: Only variables should be passed by reference in /in/HPe3X on line 3 string(2) "hi" int(8) int(-111111)
Output for 5.0.5: Fatal error: Only variables can be passed by reference in /in/HPe3X on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.11, 5.0.0 - 5.0.4: Notice: Use of undefined constant PHP_INT_SIZE - assumed 'PHP_INT_SIZE' in /in/HPe3X on line 3 string(2) "hi" string(12) "PHP_INT_SIZE" int(4294856185)