Programmer Think

object-oriented That is, the operations in the program need to be completed through objects, for example: To operate the browser, use the window objectThe document object is used to manipulate the web pageTo operate the console, use the console object In the program, all objects are divided into two parts: data and function. There is no more ...

Let's talk about the current market development and use. At present, there are still few enterprises using vue3 in 2021, and they are basically developed in the form of vue2. The development mode of vue3 is very similar to react. At this time, someone will think whether it is useful for me to learn vue3. Gan, he mews. Don't get excited and list ...

Components are reusable Vue instances, so they receive the same options as new Vue, such as data, computed, watch, methods, and lifecycle hooks. The only exceptions are instance specific options like el. Components are collections of code (html/css/js) and resources (mp3/mp4/ttf/zip) used to achieve local (specific) functional effects Advanta ...

pinia introduction and setup syntax 1. Basic characteristics of Pinia pinia is also a Vue state management tool, which has many similarities with vuex. In essence, he was developed by the core members of vuex team, and put forward some improvements on vuex. Compared with vuex, pinia removes the distinction between synchronous function Mutatio ...

A trip to the Empire?? content address Summary of JavaScript Foundation (I)?? https://blog.csdn.net/Augenstern_QXL/article/details/119249534 Function and scope of JavaScript Foundation (2)?? https://blog.csdn.net/Augenstern_QXL/article/details/119250991 JavaScript based objects and built-in objects (3)?? https://blog.csdn.net/Augenstern ...

catalogue object-oriented programming Classes and objects in ES6 Constructors and prototypes Object prototype__ proto__ Constructor constructor The relationship among constructor, instance and prototype object Prototype chain Extend built-in objects inherit object-oriented programming There are two major programming ideas: process ...

catalogue 1, Number? 1. isFinite() 2.?isInteger() 3. isNaN() 4. parseFloat() 5. parseInt() 2, String 1. indexOf() 2. replace() 3. search() 4. concat() 5. split() 6. slice() 7. substr() 8. substring() 9. includes() 3, Array 1. join() 2. push() 3. pop() 4. shift() 5. reverse() 6. filter() 7. forEach() 8. find() 4, Object ...

A trip to the Empire?? content address Summary of JavaScript Foundation (I)?? https://blog.csdn.net/Augenstern_QXL/article/details/119249534 Function and scope of JavaScript Foundation (2)?? https://blog.csdn.net/Augenstern_QXL/article/details/119250991 JavaScript based objects and built-in objects (3)?? https://blog.csdn.net/Augenstern ...

Part I: String object 1. Creation method (1) Create directly var Variable name = "character string"； (2) Create through String object var Variable name = new String("character string"); 2.length The default attribute of string: length, which is used to record the length of string var str = new String("Xi'an University of Posts and Te ...

In this era when inner volume is the king, inner volume culture has penetrated into all aspects of work and life. If you don't soar in the ocean of knowledge, you will drown in the ocean of knowledge. As a new generation of migrant workers, while IQ and diligence have been double crushed by the bosses of workers, in the face of the ever-changin ...