WeChat Applet
Mini Program Development
WeChat applet uses JS to implement the 60s countdown function for registration
WeChat applet uses JS to implement the 60s countdown function for registration
This article mainly introduces the 60s countdown function for WeChat Mini Program registration, and the use of JS to implement the 60s countdown function for registration. It has certain reference value. Interested friends can refer to
WeChat Mini Program +WEB uses JS to implement the registration [60s] countdown function development steps:
1. Rendering:
<text>绑定手机</text>
<form bindsubmit="bindMobile">
<view class="form_group">
<text>手 机：</text>
<input type="number" placeholder="请输入手机号" maxlength="11" name="data_phone" value="" auto-focus="true" bindblur="blur_mobile" />
<button type="button" class="{{is_show?'show':'hide'}}" bindtap="clickVerify">获取验证码</button>
<button type="button" class="{{is_show?'hide':'show'}}">重新发送{{last_time}}秒</button>
</view>
<input type="number" placeholder="请输入验证码" maxlength="6" name="data_verify" value=""/>
<button class="save_btn" form-type="submit">确认绑定</button>
</form>var countdown = 60;
var settime = function (that) {
if (countdown == 0) {
that.setData({
is_show: true
})
countdown = 60;
return;
} else {
that.setData({
is_show:false,
last_time:countdown
})
countdown--;
}
setTimeout(function () {
settime(that)
}
, 1000)
}
Page({
/**
* 页面的初始数据
*/
data: {
last_time:'',
is_show:true
},
clickVerify:function(){
var that = this;
// 将获取验证码按钮隐藏60s，60s后再次显示
that.setData({
is_show: (!that.data.is_show) //false
})
settime(that);
}
})/* 发送验证码按钮隐藏，并展示倒数60s提示 */
.hide{
display: none;
}
.show{
display: block;
}<!-- 这段代码(html)是从脚本之家挪过来的，信誉度应该是很高的，大家可以放心使用 -->
<script src="http://libs.baidu.com/jquery/1.10.2/jquery.min.js"></script>
<script type="text/javascript">
var countdown=60;
function settime(obj) {
if (countdown == 0) {
obj.removeAttribute("disabled");
obj.value="免费获取验证码";
countdown = 60;
return;
} else {
obj.setAttribute("disabled", true);
obj.value="重新发送(" + countdown + ")";
countdown--;
}
setTimeout(function() {
settime(obj) }
,1000)
}
</script>
<body>
<input type="button" id="btn" value="免费获取验证码" onclick="settime(this)" />
</body>
</html>The above is the detailed content of WeChat applet uses JS to implement the 60s countdown function for registration. For more information, please follow other related articles on the PHP Chinese website!
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
Notepad++7.3.1
Easy-to-use and free code editor
SublimeText3 Chinese version
Chinese version, very easy to use
Zend Studio 13.0.1
Powerful PHP integrated development environment
Dreamweaver CS6
Visual web development tools
SublimeText3 Mac version
God-level code editing software (SublimeText3)
Hot Topics
1390
52
How to implement an online speech recognition system using WebSocket and JavaScript
Dec 17, 2023 pm 02:54 PM
How to use WebSocket and JavaScript to implement an online speech recognition system Introduction: With the continuous development of technology, speech recognition technology has become an important part of the field of artificial intelligence. The online speech recognition system based on WebSocket and JavaScript has the characteristics of low latency, real-time and cross-platform, and has become a widely used solution. This article will introduce how to use WebSocket and JavaScript to implement an online speech recognition system.
WebSocket and JavaScript: key technologies for implementing real-time monitoring systems
Dec 17, 2023 pm 05:30 PM
WebSocket and JavaScript: Key technologies for realizing real-time monitoring systems Introduction: With the rapid development of Internet technology, real-time monitoring systems have been widely used in various fields. One of the key technologies to achieve real-time monitoring is the combination of WebSocket and JavaScript. This article will introduce the application of WebSocket and JavaScript in real-time monitoring systems, give code examples, and explain their implementation principles in detail. 1. WebSocket technology
How to use JavaScript and WebSocket to implement a real-time online ordering system
Dec 17, 2023 pm 12:09 PM
Introduction to how to use JavaScript and WebSocket to implement a real-time online ordering system: With the popularity of the Internet and the advancement of technology, more and more restaurants have begun to provide online ordering services. In order to implement a real-time online ordering system, we can use JavaScript and WebSocket technology. WebSocket is a full-duplex communication protocol based on the TCP protocol, which can realize real-time two-way communication between the client and the server. In the real-time online ordering system, when the user selects dishes and places an order
How to implement an online reservation system using WebSocket and JavaScript
Dec 17, 2023 am 09:39 AM
How to use WebSocket and JavaScript to implement an online reservation system. In today's digital era, more and more businesses and services need to provide online reservation functions. It is crucial to implement an efficient and real-time online reservation system. This article will introduce how to use WebSocket and JavaScript to implement an online reservation system, and provide specific code examples. 1. What is WebSocket? WebSocket is a full-duplex method on a single TCP connection.
JavaScript and WebSocket: Building an efficient real-time weather forecasting system
Dec 17, 2023 pm 05:13 PM
JavaScript and WebSocket: Building an efficient real-time weather forecast system Introduction: Today, the accuracy of weather forecasts is of great significance to daily life and decision-making. As technology develops, we can provide more accurate and reliable weather forecasts by obtaining weather data in real time. In this article, we will learn how to use JavaScript and WebSocket technology to build an efficient real-time weather forecast system. This article will demonstrate the implementation process through specific code examples. We
Simple JavaScript Tutorial: How to Get HTTP Status Code
Jan 05, 2024 pm 06:08 PM
JavaScript tutorial: How to get HTTP status code, specific code examples are required. Preface: In web development, data interaction with the server is often involved. When communicating with the server, we often need to obtain the returned HTTP status code to determine whether the operation is successful, and perform corresponding processing based on different status codes. This article will teach you how to use JavaScript to obtain HTTP status codes and provide some practical code examples. Using XMLHttpRequest
How to cancel the 10-second countdown on booting up Win10? Three ways to cancel the countdown on booting up Win10
Feb 29, 2024 pm 07:25 PM
In win10, the boot countdown is enabled by default. When we turn on the computer, we will see a countdown interface, usually a 10-second countdown. Within this time, we can choose whether to continue booting or perform some other operations. Although the boot countdown brings some convenience to our system, it may also cause trouble in some cases. I want to cancel the display, but I don’t know how to do it. This article brings you how to cancel the countdown of several seconds after booting up Win10. Understand the win10 boot countdown. In win10, the boot countdown is enabled by default. When we turn on the computer, we will see a countdown interface, usually a 10-second countdown. Within this time, we can choose whether to continue booting or proceed
How to use insertBefore in javascript
Nov 24, 2023 am 11:56 AM
Usage: In JavaScript, the insertBefore() method is used to insert a new node in the DOM tree. This method requires two parameters: the new node to be inserted and the reference node (that is, the node where the new node will be inserted).
