JavaScript

& Lt; script & gt; functiontest () {if (document. a. B. value. length & gt; 50) {alert (& quot; cannot exceed 50 characters! & Quot;); document. a. B. focus (); returnfalse ;}& lt;/script & gt; & lt; form & gt; & lt ScriptFunction test (){If

Most of the powerful template engines need to parse the template syntax, which may cause performance problems. By dividing a large template engine into multiple independent template controls based on different presentation requirements, the

Select $ (& quot; input [type & amp; #39; checkbox & amp; #39;] & quot;) for all checkbox operations ;). each (function () {this. checkedtrue}) returns $ (& quot; input [type & amp; #39; checkbox & amp; #39;] & quot ;). e Encountered a checkbox

Jquery is an excellent javascript framework, which greatly improves the simplicity of javascript code and reduces the difficulty of javascript. For more information about jquery functions, see http://www.2cto.com/kf/201204/410921.html. For ajax in

The following is the plug-in source code: plugin (& amp; #39; padding-top & amp; #39;); varstartOffset $ .. The following is the plug-in source code:$. Fn. stickyfloat = function (options, lockBottom ){Var $ obj = this;Var parentPaddingTop =

Use js to prohibit users from selecting content on the webpage. IE is the same as Chrome. Use onselectstart, for example, under & lt; bodyonselectstart & quot; returnfalse & quot; & gt; Firefox, control cssbody {-moz-user-select: none;} in IE,

Mainly include typeof and instanceof. Among them, typeof can detect string, number, function, boolean, undefined, and others are considered as objects. to determine the specific object type, use instanceofJavascript Code 1. varobj1 {}; // ty...

IE6.0 ++ extjs3.3.1 the following code: [javascript]/*** YHC * // *** Combobox/PagingMedicalcareCboExt. extend (Ext. form. comboBox, {/*** constructor */timedelay_Slow: 2000, // 1000ms1stimedela IE6.0 ++ Extjs3.3.1 The following code is

Due to the features of the Development Mode SenchaTouch2, it basically determines that its native data interaction behavior can be achieved through AJAX. Of course, by calling the powerful PhoneGap plug-in and packaging it, you can achieve Socket

A comparison of all the dynamic loading methods/* dynamic loading jsv1.0by: dum2012-03-17www.hzhuti.com usage: src & quot; webJsBase. js? Loada, B & quot; Note: Load js */varwebJsBase {require: function (libraryName ){... A dynamic Addition Method /*

1. create a nested filter. filter (& quot;: not (: has (. selected) & quot;) // remove all classes that do not contain. selected element 2. reuse your element to query varallItems $ (& quot; div. item & quot;); varkeepList $ (& quot; div # container1

Functionwindowclose () {varbrowserNamenavigator. appName; if (browserName & quot; Netscape & quot;) {window. open (& amp; #39; & amp; #39;, & amp; #39; _ self & amp; #39;, & amp; #39; & amp ;# Function windowclose (){Var browserName = navigator.

[Html] & lt ;! DOCTYPEhtmlPUBLIC & quot;-// W3C // DTDHTML4.01Transitional // EN & quot; http://www.w3.org/TR/html4/loose.dtd">        Spiral 

[Javascript] varSingletonTester (function () {// parameter: a set of parameters passed to the singleton (args) {// set The args variable to the received parameter or to null (if not provided) varargsargs |... syntaxHighli [javascript] Var

& Lt; scripttype & quot; text/javascript & quot; src & quot; jquery-1.4.4.min.js & quot; & gt; & lt;/script & gt; & lt; scripttype & quot; text/javascript & quot; & gt; $ (function () {varlengt

Have you ever encountered such a situation? You have written a function with no parameters. Js Code 1. functionshowUserInfo () {2. alert (& quot; Hello! I'm James. & Quot;); 3.} call: Js Code 1. showUserInfo (); later, I found that this function is

& Lt ;! DOCTYPEHTMLPUBLIC & quot;-// W3C // DTDHTML4.0Transitional // EN & quot; & gt; & lt; HTML & gt; & lt; HEAD & gt; & lt; TITLE & gt; NewDocument & lt;/TITLE & gt; & lt; METANAME & quot; Generato  New Document    

1. jquery. autocomplete reference address example 1. jquery. autocomplete reference addressHttp://bassistance.de/jquery-plugins/jquery-plugin-autocomplete/Http://docs.jquery.com/Plugins/Autocomplete2. jquery. autocompleteSyntax:Autocomplete (urlor

Example Json: [javascript] 1. {& quot; total & quot;: 13, & quot; rows & quot;: [{& quot; hospitaltotal & quot;: 57338127.7400, & quot; total & quot ;: 59099795.9870, & quot; 08_clinic & quot;: 200. Example Json:[Javascript]1. {"total": 13, "rows ":

Javascript judge navigator. userAgent. indexOf (& quot; iPhone & quot;) HTML judge IE Type 1. & lt ;! -- [If! IE] & gt; & lt ;! -- & Gt; All except IE can be recognized & lt ;! -- & Lt ;! [Endif] -- & gt; 2. & lt ;! -- [IfIE] & gt; all IE