data: {
code: "",
makecode:"",
},
//獲取輸入驗(yàn)證碼
makecodeInput:function(e){
this.setData({
makecode:e.detail.value
})
},
// 登錄
login: function() {
if(this.data.makecode != this.data.code){
wx.showToast({
title: '驗(yàn)證碼不正確',
icon: 'none',
duration: 2000
})
}
},
//驗(yàn)證碼
createCode() {
var code;
//首先默認(rèn)code為空字符串
code = '';
//設(shè)置長度,這里看需求,我這里設(shè)置了4
var codeLength = 4;
//設(shè)置隨機(jī)字符
var random = new Array(0, 1, 2, 3, 4, 5, 6, 7, 8, 9);
//循環(huán)codeLength 我設(shè)置的4就是循環(huán)4次
for (var i = 0; i < codeLength; i++) {
//設(shè)置隨機(jī)數(shù)范圍,這設(shè)置為0 ~ 10
var index = Math.floor(Math.random() * 10);
//字符串拼接 將每次隨機(jī)的字符 進(jìn)行拼接
code += random[index];
}
//將拼接好的字符串賦值給展示的code
this.setData({
code: code
})
},
/**
* 生命周期函數(shù)--監(jiān)聽頁面加載
*/
onLoad: function(options) {
this.createCode();
},
getcode: function() {
this.createCode();
},