public function setMetaGroup($group = null)
    {
        if (!preg_match('/^[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*$/', $group) && $group !== null) {
            throw new InvalidArgumentException("Provided group [{$group}] is not valid variable name.");
        }

        $this->attributes['meta_group'] = $group;
    }
public function setMetaGroup($group = null)
    {
        if (!preg_match('/^[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*$/', $group) && $group !== null) {
            throw new InvalidArgumentException("Provided group [{$group}] is not valid variable name.");
        }

        $this->attributes['meta_group'] = $group;
    }
public function setMetaGroup ( $ group = null ) { if ( ! preg_match ( '/^[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*$/' , $ group ) && $ group !== null ) { throw new InvalidArgumentException ( "Provided group [{$group}] is not valid variable name." ) ; } $ this -> attributes [ 'meta_group' ] = $ group ; }
Set group of the meta attribute.

@param string $group

@throws \InvalidArgumentException
Set group of the meta attribute .