登录文案界面文案修改

src/views/Login.vue

 <template>
   <div class="login">
-    <van-form ref="loginForm" @submit="onSubmit">
+    <van-form ref="loginForm" validate-first @submit="onSubmit">
       <div @click="(loginType=== 3) ? loginType = 1  : loginType = 3;" style="text-align:right;color:#353535;font-size: 16px;margin-bottom:36px;">{{loginType === 3? '手机' : '邮箱'}}登录</div>
       <section v-if="loginType === 1" :key="loginType">
         <van-field 
@@ -8,14 +8,14 @@
           :rules="[{ pattern: /1\d{10}/, message: '请输入正确的手机号' }]"
           name="phone"
           label="手机号" 
-          placeholder="请输入手机号"
+          placeholder="手机号"
           label-align="right"
         />
         <van-field
           v-model="code"
           :rules="[{ pattern: /\d{6}/, message: '请输入验证码' }]"
           label="短信验证码"
-          placeholder="请输入短信验证码"
+          placeholder="验证码"
           label-align="right"
         >
           <template #button>
@@ -29,13 +29,13 @@
           :rules="[{ pattern: /1\d{10}/, message: '请输入正确的手机号' }]"
           name="phone"
           label="手机号" 
-          placeholder="请输入手机号"
+          placeholder="手机号"
           label-align="right"
         />
         <van-field
           v-model="pwd"
-          label="请输入密码"
-          placeholder="请输入密码"
+          label="密码"
+          placeholder="密码"
           label-align="right"
         />
       </section> 
@@ -45,14 +45,14 @@
           :rules="[{ pattern: /^[A-Za-z0-9\u4e00-\u9fa5]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$/, message: '请输入正确的邮箱' }]"
           name="email"
           label="邮箱" 
-          placeholder="请输入邮箱"
+          placeholder="邮箱"
           label-align="right"
         />
         <van-field
           v-model="code"
           :rules="[{ pattern: /\d{6}/, message: '请输入验证码' }]"
           label="邮箱验证码"
-          placeholder="请输入邮箱验证码"
+          placeholder="验证码"
           label-align="right"
         >
           <template #button>
@@ -66,13 +66,13 @@
           :rules="[{ pattern: /^[A-Za-z0-9\u4e00-\u9fa5]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$/, message: '请输入正确的邮箱' }]"
           name="email"
           label="邮箱" 
-          placeholder="请输入邮箱"
+          placeholder="邮箱"
           label-align="right"
         />
         <van-field
           v-model="pwd"
-          label="请输入密码"
-          placeholder="请输入密码"
+          label="密码"
+          placeholder="密码"
           label-align="right"
         />
       </section>