* @since 1.0 */ class CCookie { public static function getCookieM(){ return Yii::$app->request->cookies; } # 1.是否存在某个cookie public static function hasCookie($key){ return self::getCookieM()->has($key); } # 2.得到某个cookie的值 public static function getCookie($key,$default=''){ return self::getCookieM()->getValue($key,$default); } # 3.设置cookie public static function setCookie($key,$val){ self::getCookieM()->add(new \yii\web\Cookie([ 'name' => $key, 'value' => $val, ])); } # 4.删除cookie public static function removeCookie($key){ return self::getCookieM()->remove($key); } }