diff --git a/coupon/details.html b/coupon/details.html
index b6c00a3..8cfda1f 100644
--- a/coupon/details.html
+++ b/coupon/details.html
@@ -249,17 +249,57 @@
                 handler (newVal) {
                     this.maxlen = 50;
                     this.acctype = "text";
-                    const placeholderArray = [
-                        "请输入昵称", "请输入手机号", "请输入邮箱", "请输入手机号或邮箱", "请输入QQ号",
-                        "请输入手机号或QQ号", "请输入邮箱或QQ号", "请输入手机号/邮箱/QQ号", "请输入微信号",
-                        "请输入手机号或微信", "请输入邮箱或微信号", "请输入手机号/邮箱/微信号", "请输入QQ号或微信号",
-                        "请输入手机号/QQ号/微信号", "请输入邮箱/QQ号/微信号", "请输入手机号/邮箱/QQ号/微信号"
-                    ]
-                    this.placeholder = placeholderArray[newVal]
-                    if ([1, 4, 5].includes(newVal)) this.acctype = "tel"
-                    if ([8, 9, 12, 13].includes(newVal)) this.maxlen = 20
-                    if (newVal === 4) this.maxlen = 10
-                    if (newVal === 5) this.maxlen = 11
+                    switch (Number(newVal)) {
+                        case 0:
+                            return this.placeholder = "请输入昵称";
+                        case 1:
+                            this.acctype = "tel";
+                            this.placeholder = "请输入手机号";
+                            this.maxlen = 11;
+                            return
+                        case 2:
+                            return this.placeholder = "请输入邮箱";
+                        case 3:
+                            return this.placeholder = "请输入手机号或邮箱";
+                        case 4:
+                            this.placeholder = "请输入QQ号";
+                            this.acctype = "tel";
+                            this.maxlen = 10;
+                            return
+                        case 5:
+                            this.placeholder = "请输入手机号或QQ号";
+                            this.maxlen = 11;
+                            this.acctype = "tel";
+                            return
+                        case 6:
+                            return this.placeholder = "请输入邮箱或QQ号";
+                        case 7:
+                            return this.placeholder = "请输入手机号/邮箱/QQ号";
+                        case 8:
+                            this.placeholder = "请输入微信号";
+                            this.maxlen = 20;
+                            return
+                        case 9:
+                            this.placeholder = "请输入手机号或微信";
+                            this.maxlen = 20;
+                            return
+                        case 10:
+                            return this.placeholder = "请输入邮箱或微信号";
+                        case 11:
+                            return this.placeholder = "请输入手机号/邮箱/微信号";
+                        case 12:
+                            this.placeholder = "请输入QQ号或微信号";
+                            this.maxlen = 20;
+                            return
+                        case 13:
+                            this.placeholder = "请输入手机号/QQ号/微信号";
+                            this.maxlen = 20;
+                            return
+                        case 14:
+                            return this.placeholder = "请输入邮箱/QQ号/微信号";
+                        default:
+                            return this.placeholder = "请输入手机号/邮箱/QQ号/微信号";
+                    }
                 }
             }
         },
@@ -378,13 +418,41 @@
                         let emailsReg = /^[A-Za-z0-9\u4e00-\u9fa5\.]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$/.test(this.account);
                         let weiXinReg = /^[a-zA-Z][a-zA-Z\d_-]{5,19}$/.test(this.account);
                         let regFlag = true;
-
-                        const array = [nameReg, phoneReg, emailsReg, phoneReg || emailsReg, qqReg,
-                            phoneReg || qqReg, emailsReg || qqReg, phoneReg || emailsReg || qqReg, weiXinReg,
-                            phoneReg || weiXinReg, emailsReg || weiXinReg, phoneReg || emailsReg || weiXinReg,
-                            qqReg || weiXinReg, phoneReg || qqReg || weiXinReg, emailsReg || qqReg || weiXinReg,
-                            phoneReg || emailsReg || qqReg || weiXinReg]
-                        regFlag = array[this.productType]
+                        switch (Number(this.productType)) {
+                            case 0:
+                                this.placeholder = "请输入昵称";
+                                return regFlag = nameReg
+                            case 1:
+                                return regFlag = phoneReg
+                            case 2:
+                                return regFlag = emailsReg
+                            case 3:
+                                return regFlag = phoneReg || emailsReg
+                            case 4:
+                                return regFlag = qqReg
+                            case 5:
+                                return regFlag = phoneReg || qqReg
+                            case 6:
+                                return regFlag = emailsReg || qqReg
+                            case 7:
+                                return regFlag = phoneReg || emailsReg || qqReg
+                            case 8:
+                                return regFlag = weiXinReg
+                            case 9:
+                                return regFlag = phoneReg || weiXinReg
+                            case 10:
+                                return regFlag = emailsReg || weiXinReg
+                            case 11:
+                                return regFlag = phoneReg || emailsReg || weiXinReg
+                            case 12:
+                                return regFlag = qqReg || weiXinReg
+                            case 13:
+                                return regFlag = phoneReg || qqReg || weiXinReg
+                            case 14:
+                                return regFlag = emailsReg || qqReg || weiXinReg
+                            default:
+                                return regFlag = phoneReg || emailsReg || qqReg || weiXinReg
+                        }
 
                         if (!regFlag) {
                             this.openDialog("充值账号格式不正确！");