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<?php function test(PDO $a = null, $b = 0, array $c) {} $r = new ReflectionFunction('test'); foreach ($r->getParameters() as $p) { echo $p->getName(); echo " isDefaultValueAvailable: " . var_export($p->isDefaultValueAvailable(), true) . "\n"; echo " isOptional: " . var_export($p->isOptional(), true) . "\n"; echo " allowsNull: " . var_export($p->allowsNull(), true) . "\n"; echo "\n"; }
Output for 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Deprecated: Optional parameter $b declared before required parameter $c is implicitly treated as a required parameter in /in/LMkLq on line 2 a isDefaultValueAvailable: false isOptional: false allowsNull: true b isDefaultValueAvailable: false isOptional: false allowsNull: true c isDefaultValueAvailable: false isOptional: false allowsNull: false
Output for 8.0.0 - 8.0.30
Deprecated: Required parameter $c follows optional parameter $b in /in/LMkLq on line 2 a isDefaultValueAvailable: true isOptional: false allowsNull: true b isDefaultValueAvailable: true isOptional: false allowsNull: true c isDefaultValueAvailable: false isOptional: false allowsNull: false
Output for 5.3.16 - 5.3.29, 5.4.7 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
a isDefaultValueAvailable: true isOptional: false allowsNull: true b isDefaultValueAvailable: true isOptional: false allowsNull: true c isDefaultValueAvailable: false isOptional: false allowsNull: false
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.15, 5.4.0 - 5.4.6
a isDefaultValueAvailable: false isOptional: false allowsNull: true b isDefaultValueAvailable: false isOptional: false allowsNull: true c isDefaultValueAvailable: false isOptional: false allowsNull: false
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/LMkLq on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/LMkLq 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
Parse error: parse error, unexpected T_STRING, expecting ')' in /in/LMkLq on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/LMkLq on line 2
Process exited with code 255.

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