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JS looping through JSON dataCategory: JS technology js JQuery2010-12-01 13:5643646 People readComments (5) CollectionReportJsoncJSON data such as: {"Options": "[{/" text/":/" Wang Jia Wan/",/" value/":/" 9/"},{/" text/":/" Li Jia Wan/",/" Value/":/" 10/"},{/" text/":/" Shao Jia Bay/",/" value/":/" 13/"}]"}Use JS to wri

the composition of the jQuery object in the previous article ). Then, the extended attributes and methods are appended to the new object. The following example may be easier to understand. The Code is as follows: Function fun () {}// define a class (function)// Add a method extned to the class prototypeFun. prototype. extend = function (obj ){For (var a in obj)This [a] = obj [a]; // note: this is fun. prototype.}// Call the extend method to add at

Selenium performing JQUERY/JS syntaxDriver.execute_script (JQUERY/JS)1. JQueryjquery only supports CSS syntax:jquery = ' $ (CSS). Val ("XXX"); ' # Navigate to elements based on CSS syntax, enter contentjquery = ' $ (CSS). Val ('); ' # emptyjquery = ' $ (CSS). Click (); # click2, JS1. Get document.getElement

, object-level development)This type of plug-ins is what we need to talk about today.(2) plug-ins that encapsulate global functions (Class-level development)An independent function can be added to the JQuery namespace.To add a global function, we only need to define it as follows:JQuery. foo = function (){Alert ('this is a test. This is only a test .');};You can also add multiple global functions: The Code is as follows:

objectReturn target;}; From the above analysis, we can see that the extend function supports deep copy. What is deep copy in JS? My understanding is as follows: if an object contains a reference object (such as an array or object), copying this object is not a simple copy of the address of the reference object, instead, it copies the content of the referenced object and saves it as a separate object (for example ). We can see that two student objec

This article mainly shares the learning notes of the jQuery plug-in. If you are interested, refer to the plug-in and become the Extension of jQuery ), is a program written by following certain specifications of the application interface. Currently, there are more than thousands of jQuery plug-ins, which are compiled, verified, and improved by developers from all

. expando]? Event:// Object literalNew jQuery. Event (type, event ):// Just the event type (string)New jQuery. Event (type ); There are three cases Event itself is an instance of the jQuery. Event class. , Event is a common js object (non-jQuery. Event class instance) , Eve

Parses the HTML structure. Load external scripts and style sheet files. Parse and execute the script code. Constructs an HTML DOM model. Load external files such as pictures. The page has finished loading. In mobile browser, especially mobile shell application to browse the Web page, will load JS file and then load other structure, if the load of JS file more, will let the user see a long t

JQuery. Form. js example of jQuery plug-in usage analysis (with demo sample source code), Google map api demo This document describes the jQuery. Form. js usage of the jQuery plug-in. We will share this with you for your reference

Div drag and drop made by multiple methods, which is simple and practical, including jquery method, js general method, js object-oriented method The Code is as follows: Drag

Use jQuery. makeArray () to convert multiple types into JS native arrays, jquery. makearray The jQuery. makeArray (obj) function can easily guess its purpose from the name: it should be used to convert the passed object into a native array Let's look at the explanation on the official website:Convert an array-like obje

Javascript, which is well used by jquery constructors, makes full use of the dynamic nature of the JavsScript language-it has no strict requirements on the type and number of row parameters, so that a function can meet various functional requirements, it also provides the basis for JavaScript language polymorphism. In this constructor, six different calling formats are provided (according to the official API documentation) in my previous article, I ex