Detailed explanation of the binding between vue class and style

1, Several ways to bind a class 1. Object syntax Let's take a look at the example: <div id="app3"> <div :class="{'success':isSuccess,'fail':isFail}">Object binding class</div>  //Simple processing uses data directly to judge <div :class="classes">Compute property binding class</div>  //When ...

Posted on Wed, 01 Apr 2020 22:58:27 -0400 by YodaOfCamarilla

Front end gadgets. Delete. Fold. Maximize. Drag layout. Tree menu

The above is the overall layout Add Remove method Array.prototype.indexOf = function (val) { for (var i = 0; i < this.length; i++) { if (this[i] == val) return i; } return -1; }; Array.prototype.remove = function (val) { var index = this.indexOf(val); if (index > -1) { this.splice(index, 1); } };   Passing in id can delete correspondin ...

Posted on Wed, 01 Apr 2020 18:45:15 -0400 by sc00tz

A detailed explanation of nth child and nth of type in jQuery

First, paste the HTML code: <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <script src="http://cdn.static.runoob.com/libs/jquery/1.10.2/jquery.min.js"> </script> <script> $(document).ready(function(){ $("button").click(function(){ var btn = $(this).text(); $("p").css("background-color", ...

Posted on Wed, 01 Apr 2020 17:29:06 -0400 by mu-ziq

Some understanding of vue life cycle and hook function

1, Announcement cycle picture on official website 2, Introduction to the life cycle functions of vue1.0 and vue2.0 3, Case explanation 1. Simple case <!DOCTYPE html> <html> <head> <title></title> <script type="text/javascript" src="https://cdn.jsdelivr.net/vue/2.1.3/vue.js"&g ...

Posted on Wed, 01 Apr 2020 16:34:29 -0400 by Drumminxx

The implementation of vue global variables

Recently, the learning of VUE.js involves JS global variables, which are not so much VUE global variables as modular JS development global variables. 1. Global variable specific module It is to organize and manage these global quantities with a specific module. It is convenient to import the module where reference is ...

Posted on Wed, 01 Apr 2020 14:24:23 -0400 by Havok

The perfect combination of Bmob and Promise

In the trial scenario, a table is queried by bmob criteria, and then the data returned by the table is queried by multiple tables. The data queried by multiple tables is integrated into a single data until it is finally rendered to the view layer, that is, various asynchronous operations. Let's first look at the query of Bmob con ...

Posted on Wed, 01 Apr 2020 12:16:00 -0400 by murali

css - calculate all styles of elements through getComputedStyle()

javascript - computes all styles of elements javascript - computes all styles of elements getComputedStyle() Compatible with IE8 Summary In daily development, if you need to read the style style of html element or the attribute value of class style, you can use the new method getComputedStyle() in DOM2 level ...

Posted on Wed, 01 Apr 2020 12:00:25 -0400 by V34

[front end] book guest editor Web version v1.0 - installation and use

Author: Zou Fengli, micro-blog: zrunker, mailbox: zrunker@yahoo.com, WeChat official account: Book user creation, personal platform: www.ibooker.cc. This article is selected from Book user creation Platform 101. Read the original text . The installation and use of the book guest editor Web version v1.0 can ...

Posted on Wed, 01 Apr 2020 10:26:30 -0400 by mattee

JavaScript closure problem

JavaScript closure problem: 1. Variables in JavaScript include global variables and local variables, which belong to windows objects. Note: if the var keyword is not used for variable declaration, it is a global variable, even if it is declared inside the function. 2.javascript closure (1) . use global variables to define counters: <sc ...

Posted on Wed, 01 Apr 2020 10:15:58 -0400 by orangehairedboy

Page loading progress bar

Make progress bar by loading status event Use the loading page before the main page is fully loaded, and hide the loading page after loading -Event when the document.onreadystatechange page load state changes -document.readyState returns the status of the current document Four states: uninitialized - not loaded yet ...

Posted on Wed, 01 Apr 2020 06:41:12 -0400 by thefisherman