JavaScript

Today, javascript is used to remove the spaces at both ends of a string in a text box. At first, I thought there were trim, ltrim, and rtrim functions (asp had these three functions mixed up). I found the result for half a day, not found. Finally,

Basic knowledge of JavaScipt objects JavaScript uses "Object-Oriented Programming" or "Object-Oriented Programming. The so-called "Object-Oriented Programming" refers to dividing the scope of JavaScript into large and small objects. objects are

The non-JS method for web page shielding (left and right keys, Code, etc.) has long wanted to write an article about web page source code shielding. This is because, after many JS scripts are compiled, I am also worried that the source code will be

There are many ways to use the htc component to create a windows tab on the webpage. Here we will introduce a simple method-using the htc component. The advantage of using htc is that it can be freely called and is a bit batch-processed. For

Javascript programming (Lesson 5) mouse events (Part 1) With the course going on, fewer and fewer people will be able to follow. I don't know if it's because there aren't many performances, but it's just something to remember, and everyone is not

Several Methods in js to remove spaces between the left and right strings // recon: //------------- // Remove the space on the left of the string Function ltrim (str) { If (str. charat (0) = "") { // If the first character on the left of the string

IT information, Java multi-thread concurrent collaboration producer consumer design model, UDN Developer Forum, IT technology community focusing on enterprise Internet Development two threads one producer one consumer Requirement scenario Two

Going deep into the React technology stack and choosing React is a simple and easy way to use. It makes progress in the active ecosystem of the team and the endless stream of outstanding solutions. We have been insisting on exploring and learning on

Nodejs connects to the mongodb database for addition, deletion, modification, and query 1. Install mongodb using the npm command 2. Install the mongodb Database CRUD operation We should have some knowledge about MongoDB before, and know some of

This article mainly introduces Node. the js development tutorial is based on the OnceIO framework for file upload and verification. It is very good and has reference value. If you need it, you can refer to OnceIO as an OnceDoc Enterprise Content

The Excel file generated using Ajax has not been written for a long time and has been downloaded from the instance. Today, I will share my article on how to use ASP. net mvc uses Ajax to generate files. The following is my personal

This article mainly introduces the javascript built-in object arguments. The example explains how to use arguments. If you need it, refer to section 1 and what is arguments. Arguments is a built-in object in JavaScript. It is odd and often

This article mainly analyzes call, apply, and bind methods in Javascript, and summarizes the connections and differences between call, apply, and bind methods at the end of this article, which has good reference value, let's take a look at it. The

This article mainly introduces the relevant information about node. js File Upload processing, which is very good and has reference value. If you need it, you can refer to it. Go straight to the topic. Under the premise of the basic framework of

This article mainly introduces Node. js module loading details. This article describes how to load core modules, file modules, directory modules, and file Loading modules, for more information, see JavaScript, one of the most frequently used

Yesterday, a user suddenly asked me if the animate () method can be used to operate all css attributes? Yes, I told him yes. However, you need to be aware of this. Next, I will use this article to introduce the css style attribute Summary based on

Before today, I still focused on the most common usage of the animate () method in jQuery. I checked the manual and found that several useful callback functions were added at 1.8, let's take a look at the usage and precautions of animate in jQuery,

The following is a simple example of how native js implements the animation effect of the jquery function animate. I think this is quite good. Now I will share it with you and give you a reference. Let's take a look at the small Editor. Through a

Recently, the company decided to use Vue because of its new project. javaScript code is used, but an interesting thing is found in the Process of use, because the discovery involves some thoughts on getter and setter, for more information, see this

This article mainly introduces the Regular Expression of mobile phone numbers verified by js. If you need a friend, please refer to it. I hope to help you with the following regular expressions for mobile phone numbers verified by js. I have