protected function stripInlineDirective($rule)
    {
        $directive = $this->isInlineDirective($rule);
        if ($directive !== false) {
            $rule = trim(str_ireplace($directive . ':', '', $rule));
        }
        return $rule;
    }
protected function stripInlineDirective($rule)
    {
        $directive = $this->isInlineDirective($rule);
        if ($directive !== false) {
            $rule = trim(str_ireplace($directive . ':', '', $rule));
        }
        return $rule;
    }
protected function stripInlineDirective ( $ rule ) { $ directive = $ this -> isInlineDirective ( $ rule ) ; if ( $ directive !== false ) { $ rule = trim ( str_ireplace ( $ directive . ':' , '' , $ rule ) ) ; } return $ rule ; }
Strip inline directive prefix

@param  string $rule
@return string
Strip inline directive prefix