Web Front-end
JS Tutorial
Detailed explanation of AngularJS form element value binding operation
Detailed explanation of AngularJS form element value binding operation
This article mainly introduces the AngularJS implementation of form element value binding operations, and analyzes AngularJS related operating techniques for form element attributes based on specific examples. Friends in need can refer to it. I hope it can help everyone.
ng-disabled: Bind the disabled attribute of the control ng-show: Show or hide elements: ms-visible ng -hide: The exact opposite function of ng-show
css content:
p.d1{
width: 20px;
height: 20px;
background-color: pink;
}
p.d2{
width: 20px;
height: 20px;
background-color: black;
}HTML text :
<body ng-app="myApp" ng-controller="myctr">
<p>
请输入：<input type="text" placeholder="....." ng-disabled="flag">{{flag}}<br>
切换输入：<input type="button" value="switch input" ng-click="switchInput();">
</p>
<hr ng-init="checkValue=false">
input:<input type="text" ng-disabled="checkValue">{{checkValue}}<br>
<input type="checkbox" ng-model="checkValue">stop input <!-- 注意ng-model不能作用于单选框 -->
<hr>
<p>ng-show:flag</p>
<p class="d1" ng-show="flag"></p>
<p>ng-hide:checkValue</p>
<p class="d2" ng-hide="checkValue"></p>
<hr>
<!-- ng-click：后面可以直接跟表达式，表达式会直接执行，变量不支持++操作 -->
<input type="button" ng-click="count = count + 1" value="加1">：{{count}}Javascript operation code:
var app = angular.module('myApp', []);
app.controller('myctr', function($scope) {
$scope.flag=false;
$scope.count=0;
$scope.switchInput=function(){
$scope.flag=!$scope.flag;
};
});Effect ：
Related recommendations:
in_array() in javascript finds the element value in the array
AngularJS form verification function implementation method
The above is the detailed content of Detailed explanation of AngularJS form element value binding operation. 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
1386
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.
BTCC tutorial: How to bind and use MetaMask wallet on BTCC exchange?
Apr 26, 2024 am 09:40 AM
MetaMask (also called Little Fox Wallet in Chinese) is a free and well-received encryption wallet software. Currently, BTCC supports binding to the MetaMask wallet. After binding, you can use the MetaMask wallet to quickly log in, store value, buy coins, etc., and you can also get 20 USDT trial bonus for the first time binding. In the BTCCMetaMask wallet tutorial, we will introduce in detail how to register and use MetaMask, and how to bind and use the Little Fox wallet in BTCC. What is MetaMask wallet? With over 30 million users, MetaMask Little Fox Wallet is one of the most popular cryptocurrency wallets today. It is free to use and can be installed on the network as an extension
How to bind a sub-account on Xiaohongshu? How does it check whether the account is normal?
Mar 21, 2024 pm 10:11 PM
In today's era of information explosion, the construction of personal brand and corporate image has become increasingly important. As the leading fashion life sharing platform in China, Xiaohongshu has attracted a large number of user attention and participation. For those users who want to expand their influence and improve the efficiency of content dissemination, binding sub-accounts has become an effective means. So, how does Xiaohongshu bind a sub-account? How to check whether the account is normal? This article will answer these questions for you in detail. 1. How to bind a sub-account on Xiaohongshu? 1. Log in to your main account: First, you need to log in to your Xiaohongshu main account. 2. Open the settings menu: click "Me" in the upper right corner, and then select "Settings". 3. Enter account management: In the settings menu, find the "Account Management" or "Account Assistant" option and click
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
Steps and methods to bind Douyin in Toutiao
Mar 22, 2024 pm 05:56 PM
1. Open Toutiao. 2. Click My in the lower right corner. 3. Click [System Settings]. 4. Click [Account and Privacy Settings]. 5. Click the button on the right side of [Douyin] to bind Douyin.
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.
How to bind the Cainiao app to Pinduoduo? How to add the Cainiao Wrap to Pinduoduo platform?
Mar 19, 2024 pm 02:30 PM
The Cainiao app is a platform that can provide you with various logistics information. The functions here are very powerful and easy to use. If you have any logistics-related problems, they can be solved here. Anyway, it can bring you a The one-stop service can solve everything in time. Checking the express delivery, picking up the express delivery, sending the express delivery, etc. are all without any problems. We have cooperated with various platforms and all the information can be queried. However, sometimes It will happen that the goods purchased on Pinduoduo cannot display the logistics information. In fact, you need to manually bind Pinduoduo to achieve this. The specific methods have been sorted out below, and everyone can take a look. . How to bind Cainiao to Pinduoduo account: 1. Open Cainiao APP and go to the main page
