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<?php const VALUE = 1.0; function foo($arg = VALUE) {} ReflectionParameter::export('foo', 'arg'); var_export(VALUE);
based on KKjiN
Output for 8.0.0 - 8.0.3
Fatal error: Uncaught Error: Call to undefined method ReflectionParameter::export() in /in/2JFbL:7 Stack trace: #0 {main} thrown in /in/2JFbL on line 7
Process exited with code 255.
Output for 7.4.0 - 7.4.16
Deprecated: Function ReflectionParameter::export() is deprecated in /in/2JFbL on line 7 Parameter #0 [ <optional> $arg = 1 ] 1.0
Output for 7.0.2 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.27
Parameter #0 [ <optional> $arg = 1 ] 1.0
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.1
Parameter #0 [ <optional> $arg = 1 ] 1
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_CONST in /in/2JFbL on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_CONST in /in/2JFbL on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/2JFbL on line 3
Process exited with code 255.