PHP 8.1.0 Beta 1 available for testing

ReflectionParameter::isOptional

(PHP 5 >= 5.0.3, PHP 7, PHP 8)

ReflectionParameter::isOptionalChecks if optional

Description

public ReflectionParameter::isOptional(): bool

Checks if the parameter is optional.

Parameters

This function has no parameters.

Return Values

true if the parameter is optional, otherwise false

See Also

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