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<?php class Foo { public function bar($param2, $param1 = true) { print $param2.PHP_EOL; print $param1; } } $reflectionMethod = new \ReflectionMethod('Foo', 'bar'); $methodArgs = $reflectionMethod->getParameters(); var_dump($methodArgs[1]->isOptional()); $reflectionMethod->setAccessible(true); $foo = new Foo; $reflectionMethod->invoke($foo, ['param1' => 10, 'param2' => 20]);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
bool(true) Warning: Array to string conversion in /in/DVmnI on line 7 Array 1
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 bool(true) Warning: Array to string conversion in /in/DVmnI on line 7 Array 1
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
bool(true) Notice: Array to string conversion in /in/DVmnI on line 7 Array 1
Output for 7.3.32 - 7.3.33
bool(true) Array 1
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/DVmnI on line 18
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DVmnI on line 13 Parse error: syntax error, unexpected '[' in /in/DVmnI on line 18
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/DVmnI on line 13 Parse error: parse error, unexpected '[' in /in/DVmnI on line 18
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/DVmnI on line 6
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 T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/DVmnI on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/DVmnI on line 6
Process exited with code 255.
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