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getDefaultValue

Note

This is a point-in-time snapshot of the API documentation from January 2026. Going forward, we will not be maintaining a public copy of these references, and recommend users to refer to the built-in signature helpers available in the Hack LSP instead for complete and up-to-date information.

( excerpt from http://php.net/manual/en/reflectionparameter.getdefaultvalue.php )

public function getDefaultValue();

Gets the default value of the parameter for a user-defined function or method. If the parameter is not optional a ReflectionException will be thrown.

Returns​

  • mixed - The parameters default value.