腾讯验证码

src/view/captcha/captcha.vue

@@ -64,6 +64,7 @@
             this.TencentCaptcha = new window.TencentCaptcha(
                 getAppId('development'),
                 function (res) {/* callback */
+                    alert(this.isiOS)
                     if (this.isiOS) {
                         window.webkit.messageHandlers.returnVerificationCode.postMessage(res.ret.toString());
                     }