Original link: https://www.cnblogs.com/lvxisha/p/11428767.html
Recently wrote a small program project encountered some problems, finishing today at solutions to these problems, and I hope helpful to users. Below is the login page, get the value input box when login,
Results are as follows:
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wxml布局如下：
<
view
>
<
input
type="text" placeholder-style="color:#fff;" bindinput="userNameInp" placeholder="请输入账号" />
</
view
>
<
view
>
<
input
password placeholder-style="color:#fff;" bindinput="usePasswordInp" placeholder="请输入密码"/>
</
view
>
<
button
class="loginBtn" bindtap='loginFn'>登录</
button
>
js代码如下：
const app = getApp();
Page({
/**
* 页面的初始数据
*/
data: {
userName: "",
passWord: "",
},
//监听输入的账号
userNameInp: function (e) {
this.data.userName = e.detail.value;
},
//监听输入的密码
usePasswordInp: function (e) {
this.data.passWord = e.detail.value;
},
//登录
loginFn: function () {
var that = this;
if (that.data.userName.length == 0 || that.data.passWord.length == 0) {
wx.showToast({
title: '账号或密码为空',
icon: 'loading',
duration: 2000
})
} else {
wx.showLoading({
title: '登录中...',
})
wx.request({
url: 'https://localhost:8180/exam/login',
data: {
username: that.data.userName,
password: that.data.passWord
},
header: {
'content-type': 'application/x-www-form-urlencoded' // 默认值
},
method: 'post',
success: function (res) {
wx.hideLoading();
wx.removeStorageSync('sessionid');
// console.log('登录成功', res.data.data);
if (res.data.code == "0000") {
wx.showToast({
title: '登录成功',
icon: 'success',
duration: 1000
})
wx.setStorageSync('sessionid', res.header['Set-Cookie']); //保存Cookie到Storage
wx.setStorage({
key: 'myData',
data: res.data.data
})
wx.redirectTo({
url: '/pages/index/index',
})
} else {
wx.showToast({
title: '登录失败',
icon: 'none',
duration: 2000
})
}
},
fail: function (e) {
wx.showToast({
title: '服务器出现错误',
icon: 'none',
duration: 2000
})
}
})
}
},
//跳转到忘记密码页面
onTapDayWeather() {
wx.navigateTo({
url: '/pages/updatepwd/updatepwd',
})
},
/**
* 生命周期函数--监听页面加载
*/
onLoad: function (options) {
},
})
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