public function addConditionalRules($attribute, $rules = [])
    {
        foreach ((array) $attribute as $key) {
            $current = isset($this->conditional[$key]) ? $this->conditional[$key] : [];
            $merge = head($this->validator->explodeRules((array) $rules));
            $this->conditional[$key] = array_merge($current, $merge);
        }
    }
public function addConditionalRules($attribute, $rules = [])
    {
        foreach ((array) $attribute as $key) {
            $current = isset($this->conditional[$key]) ? $this->conditional[$key] : [];
            $merge = head($this->validator->explodeRules((array) $rules));
            $this->conditional[$key] = array_merge($current, $merge);
        }
    }
public function addConditionalRules ( $ attribute , $ rules = [ ] ) { foreach ( ( array ) $ attribute as $ key ) { $ current = isset ( $ this -> conditional [ $ key ] ) ? $ this -> conditional [ $ key ] : [ ] ; $ merge = head ( $ this -> validator -> explodeRules ( ( array ) $ rules ) ) ; $ this -> conditional [ $ key ] = array_merge ( $ current , $ merge ) ; } }
Add conditional rules.

@param mixed $attribute
@param array $rules
@return void
Add conditional rules .