Check multiple option more correctly

kartik-v / yii2-widget-select2

Enhanced Yii2 wrapper for the Select2 jQuery plugin (sub repo split from yii2-widgets).

http://demos.krajee.com/widget-details/select2

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Closed tahpot closed 7 years ago

tahpot commented 7 years ago

$this->options['multiple'] may not be set, in which case a PHP warning is thrown. This fix checks if multiple isset first.

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