JavaScript

JS in the operation of the DOM there are many cross-browser aspects of the pit, this article took me nearly a week to tidy up, I will be based on the example to organize those big and small "pit."The DOM works by loading the static content of the

1 varArr=[{name:2,id:3},{name:2,id:4},{name:3,id:5},{name:3,id:6},{name:1,id:1},{name:1,id:2}];2 3 //passing in an array4 //format in a specific way5 functionSortarr (arr, str) {6 var_arr = [],7_t = [],8 //Temporary Variables9 _tmp;Ten

①array Array de-weight var arr1 = [1,5,5,6,8,8,9]; function unique (array) { var arr2 = []; for(var i = 0;i ②array in the form of the original chain to the weight of the array, according to the order from small to large var arr1 =

The relational operator is used to compare two values and return a Boolean value. Relational operators include greater than (>), less than (=), and less than or equal (3;1. Attempt to convert two operators to numbers;2. If all two operators are

The third lesson on JavaScript charm-03Function Pass ParameterIn the last lesson we talked about what a function is, in fact, the function is functionally similar to the CSS class, wrapping a piece of code to use. In order to make the function more

javascript--List page Search JS Implementation Select the criteria for the last search

Previous wordsThe role of adapter mode is to solve the problem of incompatible interface between the two software entities. After using adapter mode, two software entities that were originally unable to work because of incompatible interfaces could

Recently, when invoking the GetContext ("2d") method of the HTML canvas, it was found that a canvas constructed with JS's document.createelement ("canvas") could be called directly, while using jquery Constructor $ ("") constructs a canvas that

Tag: CTI RET cannot run variable declaration variable a local variable funchas been the variable promotion is relatively vague, today specifically read this knowledge point, summed up.1, for the simplest example of what is a variable promotion

The more commonly used types in DOM are element type, text type, attr type, comment type (note), Document type (DOC), DocumentFragment type.Element typeProvides access to element tag names, child nodes, and attributes.Nodetype:1NodeName: element tag

JS Basic syntax is case-sensitive in JS. Identifiers: Refers to variables, arrays, functions and other names. Defining the identity is actually the process of naming the word. Hard requirements: means must be satisfied, otherwise

A simple example of JS getting select value and text value This article mainly introduces a simple example of JS getting select value and text value. If you need a friend, you can refer to it and hope to help you. The Code is as follows: 0th  

Jquery $ ("# variable") Example of changing the value of variable cyclically This article mainly introduces how jquery $ ("# variable") cyclically changes the variable value. For more information, see Let's look at the example. The Code is as

Application details of parentNode, childNodes, and children in javascript This article introduces the application of parentNode, childNodes, and children in javascript. If you need it, you can refer to it for help. "ParentNode"   It is often used

Introduction to anonymous functions in js The role of an anonymous function is to create a closed area and the variables and methods in it cannot be accessed outside. The following describes what an anonymous function is and how to use it. 1.

Java basic usage tips: Two Methods of deep copy (1) shallow copy (shallow clone) All variables of the Copied object contain the same value as the original object, and all references to other objects still point to the original object. In other

Select option Summary OnChange = "alert (document. form1.file _ source. options [Document. form1.file _ source. selectedIndex]. value) "> selected Office data center Teaching and Research Section Application:// Tb2 and th1 are css-defined

Js (function (){...}) () Execute the function writing comprehension now, jsJavascript is more casual than other programming languages, so javascript code is full of various wonderful writing methods. Sometimes it is difficult to understand. Of

LocalStorage usage summary, localstorage Summary Note: This article reposted arrogant God blog, http://www.cnblogs.com/st-leslie/p/5617130.html,Learning only is not used for other purposes,If you want more dry goods, please go to this great god blog

Example of how a applet dynamically modifies the label transparency based on the slider component. This article describes how to dynamically modify the label transparency of a Applet based on the slider component. We will share this with you for