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OptionsResolver::isDefined()

bool isDefined(string $option)

Returns whether an option is defined.

Returns true for any option passed to {@link setDefault()}, {@link setRequired()} or {@link setDefined()}.

Parameters

string

$option

The option name

Return Value

bool	Whether the option is defined

Links:

http://api.symfony.com/master/Symfony/Component/OptionsResolver/OptionsResolver.html#method_isDefined

doc_Symfony

2016-10-28 06:25:15

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