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<?php $refFunc = new ReflectionFunction('preg_replace'); foreach( $refFunc->getParameters() as $param ){ print $param; } ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Parameter #0 [ <required> array|string $pattern ]Parameter #1 [ <required> array|string $replacement ]Parameter #2 [ <required> array|string $subject ]Parameter #3 [ <optional> int $limit = -1 ]Parameter #4 [ <optional> &$count = null ]
Output for 5.3.1 - 5.3.29, 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 - 7.3.33, 7.4.0 - 7.4.33
Parameter #0 [ <required> $regex ]Parameter #1 [ <required> $replace ]Parameter #2 [ <required> $subject ]Parameter #3 [ <optional> $limit ]Parameter #4 [ <optional> &$count ]
Output for 5.3.0
Parameter #0 [ <required> $regex ]Parameter #1 [ <required> $replace ]Parameter #2 [ <optional> $subject ]Parameter #3 [ <optional> $limit ]Parameter #4 [ <optional> &$count ]
Output for 5.1.3 - 5.1.6, 5.2.0 - 5.2.17
Parameter #0 [ <required> $param0 ]Parameter #1 [ <required> $param1 ]Parameter #2 [ <required> $param2 ]Parameter #3 [ <required> $param3 ]Parameter #4 [ <required> &$param4 ]
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.2
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Cannot instantiate non-existent class: reflectionfunction in /in/uZ0Y4 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: reflectionfunction in /in/uZ0Y4 on line 2

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