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<?php function a($a = 2+2) {} $r = new ReflectionFunction('a'); $params = $r->getParameters(); var_dump($params[0]->isOptional(), $params[0]->isDefaultValueAvailable(), $param[0]->getDefaultValue());
Output for 8.3.0 - 8.3.6
Warning: Undefined variable $param in /in/CDdLZ on line 7 Warning: Trying to access array offset on null in /in/CDdLZ on line 7 Fatal error: Uncaught Error: Call to a member function getDefaultValue() on null in /in/CDdLZ:7 Stack trace: #0 {main} thrown in /in/CDdLZ on line 7
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: Undefined variable $param in /in/CDdLZ on line 7 Warning: Trying to access array offset on value of type null in /in/CDdLZ on line 7 Fatal error: Uncaught Error: Call to a member function getDefaultValue() on null in /in/CDdLZ:7 Stack trace: #0 {main} thrown in /in/CDdLZ on line 7
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Notice: Undefined variable: param in /in/CDdLZ on line 7 Notice: Trying to access array offset on value of type null in /in/CDdLZ on line 7 Fatal error: Uncaught Error: Call to a member function getDefaultValue() on null in /in/CDdLZ:7 Stack trace: #0 {main} thrown in /in/CDdLZ on line 7
Process exited with code 255.
Output for 7.3.32 - 7.3.33
Fatal error: Uncaught Error: Call to a member function getDefaultValue() on null in /in/CDdLZ:7 Stack trace: #0 {main} thrown in /in/CDdLZ on line 7
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31
Notice: Undefined variable: param in /in/CDdLZ on line 7 Fatal error: Uncaught Error: Call to a member function getDefaultValue() on null in /in/CDdLZ:7 Stack trace: #0 {main} thrown in /in/CDdLZ on line 7
Process exited with code 255.
Output for 5.6.8 - 5.6.28
Notice: Undefined variable: param in /in/CDdLZ on line 7 Fatal error: Call to a member function getDefaultValue() on null in /in/CDdLZ on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35
Parse error: syntax error, unexpected '+', expecting ')' in /in/CDdLZ on line 2
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 '+', expecting ')' in /in/CDdLZ on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/CDdLZ on line 2
Process exited with code 255.
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