JavaScript

Later found that such a document is very inconvenient to view, and listen to our boss said Phper can generate their documents, I think JS will also have a, so ... You know... Through the @ Guangzhou ♂lxrmido know JSDoc, so GitHub down on down;

  code is as follows copy code 0: Cssstylesheet cssrules:cssrulelist 0:cssstylerule length:1 __proto__: cssrulelist Disabled:false Href:null media:medialist Ownernode:style ownerrule:null Parentstylesheet:null

Code The code is as follows Copy Code Class Selectorfunction GetClassName (parentid,newclassname) {var Allclasselem = parentid.getelementsbytagname (' * ');var allclass = [];var i=0;for (var i=0; iif

The judgment of 1.typeof, constructor and instanceof in the log group The code is as follows Copy Code var arr = [1,5,6,9,8,5,4];var arr = new Array (1,5,6,9,8,5,4);Console.log (typeof arr);//objectConsole.log

Get the displayed Kanjidocument.getElementById ("Bigclass"). Options[window.document.getelementbyid ("Bigclass"). SelectedIndex].textGetting IDs in the databaseWindow.document.getElementById ("Bigclass"). ValueGets the index ID of the select Group

Oh, for a long time did not write articles, the recent contact with JS compare how long by the way to write a JS-related article. Well, thank you today for variables related to it, variable this thing as long as you are knocking on the code every

Sometimes, when doing web development, it is commonly used. There are more than one way to see how many you have mastered? Common ways to refresh pages History.go (0)Location.reload ()Location=locationLocation.assign (location)Document.execcommand

An HTML string is a string with an HTML special symbol such as ' aklsdjfklsjdfl ', which we usually have to process and then output to prevent the output from being a true HTML element, which is the If the string is very long and there are a lot

Cookies are browsers (user agents) access to a number of Web sites, these sites are stored in the client's set of data, used to make Web sites such as tracking users, implementation of user-defined features. The domain and path properties of the

The solution that comes to mind is: The code is as follows Copy Code Content.replace (/]*src=[']] ([^ ' "]+) [^>]*>/gi, function (match) {Console.log (match);});The output results are: Get the entire IMG tag,

One, array (1) Detection array For a global scope, you can use the instanceof operator to detect whether an object is an array: The code is as follows Copy Code if (value instanceof Array) {//} However, if

One: UTF8 encoding function The code is as follows Copy Code function UrlEncode (STR) {if (str==null| | str== "")Return "";var newstr= "";function Tocase (SSTR) {Return sstr.tostring. toUpperCase ();}for (Var

typeof methods, such as: The code is as follows Copy Code However, the method does not work as we think in some browsers. 1, Firefox2 and Firefox3In both browsers, the type of HTML object element is detected

Keep in mind that cookies are a string property of a document. To save a cookie, simply create a string, the format is name= (name = value), and then set the document's Document.cookie to be equal to it. For example, if you want to save the user

Call methodPlease seeApply to: Function ObjectRequirementsVersion 5.5Invokes one of the object's methods to replace the current object with another object. Call ([thisobj[,arg1[, arg2[, [,. argn]]]]ParametersThisobjOptions available. The object

Summary of Web page effects browser compatibility code Not necessarily all, and some may not be accurate, such as the new IE8, chrome, etc. are not too much involved, although some recent projects have been compatible with IE8, chrome and so on,

can only enter Chinese The code is as follows Copy Code Can only enter Chinese ================// The code is as follows Copy Code if (type== "R_china"){if (Value.search (/^[/u4e00-

1. JavaScript code should conform to Douban-jslint inspection standard 1-1. Statements must have a semicolon ending, except for, function, if, switch, try, while 1-2. Only long statements can consider breaking, such as: The code is as

The code is as follows Copy Code function CheckValue (){if (isNaN (Document.all.textbox.value)){Alert ("Please use digital input!") ");return false;}} Cases InstanceIn this case, we'll use Isfinite () to detect infinite

Web Storage in html5 includes two Storage methods: sessionStorage and localStorage.SessionStorage is used to locally store data in a session. The data can be accessed only on pages in the same session. When the session ends, the data is also