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In the development process, we will encounter such a problem. After editing an object, we want to save the modified contents of the object for future review and accountability. First, we need to create a User class 1 public class User 2 { 3 private string name; 4 public string Name 5 { 6 get { ...

July 31, 2016 22:02:40 10288 In our daily development, objects are used frequently. It is very convenient for us to calculate the length of arrays, but how to calculate the length of objects?If we have a library project with a group of books and authors, like the following: var bookAuthors = {       "Farmer Giles of H ...

How to query related documents Recommended website: http://devdocs.io/ First line of code div { width: 500px; height: 500px; background-color: red; } <!-- A cube background color of 500 in length and height is defined, red --> <div>I am div</div> Inherit ...

1 create dictionary person = {'name':'fmxd', 'age':1, 'sex':'boy'} 2 operation dictionary 2.1 obtaining data age = person['age'] 2.2 add attribute person[food] = 'milk' 2.3 modifying attribute values father = {} father['name'] = 'fxd' father['age'] = 25 father['sex'] = 'male' 2.4 deleting attribute va ...

Usage: **HTML** <div id="app" class="box" v-tap="vuetouch" //The vuetouch is the function name. If there is no parameter, you can write the function name directly v-longtap="{fn:vuetouch,name:'Long press'}" //If any parameter is passed as an object, fn is the function name v-swipeleft="{fn:vuetouch,name: ...

To write HTML structure through VUE, tempplate attribute is generally recommended, which is easy to use. The specific code is as follows: Example 1: use template to render ul list var vm = new Vue({ el:"#demo1", template:` <ul class = "bg" style = "fontSize:20px" abc = "yyy"> <li ...

Problem Description: I wrote a function class. In the prototype, there is an attribute (value is a function) to judge the platform. In order to optimize, I thought of using function self execution and closure to make multiple operations only need to go through the judgment process once. The problem is that I thought of ...

[MQ Series] Introduction to basic use posture of RabbitListener The message sending posture of rabbitmq was introduced before. Since there is sending, there must be consumers. In the spring boot environment, consumption is relatively simple. With @ RabbitListener annotation, you can basically meet more than 90% of your business development n ...

Hello, I'm Silent Wang Er, a programmer as tall as Huang Jiaju and as beautiful as Liu Dehua (I don't trust to watch around friends).From the age of the two idols, you can tell that I'm over 10 years old, but to be honest, I've always believed that I'm only 18 because learning makes me young.This article is going to talk about "Spring's A ...

Inheritance of class in ES6 Parent class (base class) Subclass extends keyword //Parent class class Human{ //Constructor of the parent class constructor(name,age,sex,hobby){ this.name=name this.age=age this.sex=sex this.hobby=hobby } desc(){ const {name,age,sex,hobby}=this consol ...