#javascript

JavaScript modularity with RequireJS (from spaghetti code to ravioli code)

http://netmvc.blogspot.com/2012/11/javascript-modularity-with-requirejs.htmlTodayIwouldliketodescribehowyoucanmakeyourJavaScriptcodemuchmuchmuchbetter.Weknowalo...

JavaScript method overload

 https://stackoverflow.com/questions/2187666/help-with-js-and-functions-parametersJavaScriptdoesn'tsupportwhatyouwouldcallinotherlanguagesmethodoverloading...
代码星球 ·2021-02-08

The JavaScript this Keyword

https://www.w3schools.com/js/js_this.aspTheJavaScriptthiskeywordreferstotheobjectitbelongsto.Ithasdifferentvaluesdependingonwhereitisused:Inamethod,thisrefersto...
代码星球 ·2021-02-08

onload in JavaScript

https://www.w3schools.com/tags/ev_onload.aspExampleExecuteaJavaScriptimmediatelyafterapagehasbeenloaded:<bodyonload="myFunction()">  Theonloadat...
代码星球 ·2021-02-08

JavaScript apply

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/applyTheapply()methodcallsafunctionwithagiventhisvalue,andargumentspro...
代码星球 ·2021-02-08

chrome查看JavaScript的堆栈调用

设置断点之后,查看的时候,注意右侧栏。在调试按钮下方,有一个watch和callstack, ...

JavaScript 事件不触发

在class上绑定的事件,点击图片的时候无法触发<divid="files"class="files"><div><p><canvaswidth="80"height="80"></canvas><br><spanclass="preview...
代码星球 ·2021-02-08

__proto__ VS. prototype in JavaScript

http://dmitrysoshnikov.com/ecmascript/javascript-the-core/#a-prototype-chain//aconstructorfunctionfunctionFoo(y){//whichmaycreateobjects//byspecifiedpattern:the...

Javascript继承机制的设计思想

http://www.ruanyifeng.com/blog/2011/06/designing_ideas_of_inheritance_mechanism_in_javascript.htmlhttp://blog.vjeux.com/2011/javascript/how-prototypal-inheritan...

Javascript 面向对象编程(一):封装

http://www.ruanyifeng.com/blog/2010/05/object-oriented_javascript_encapsulation.html学习Javascript,最难的地方是什么?我觉得,Object(对象)最难。因为Javascript的Object模型很独特,和其他语言都不一样,初学...

Javascript面向对象编程(二):构造函数的继承

http://www.ruanyifeng.com/blog/2010/05/object-oriented_javascript_inheritance.html这个系列的第一部分,主要介绍了如何"封装"数据和方法,以及如何从原型对象生成实例。今天要介绍的是,对象之间的"继承"的五种方法。比如,现在有一个"动物"对象...

JavaScript json loop item in array

解答1YourJSONobjectisincorrectbecauseithasmultiplepropertieswiththesamename.Youshouldbereturninganarrayof"student"objects.[{"id":456,"full_name":"GOOBERANGELA","u...

JavaScript-Load-Image

如何将图片显示为canvashttps://github.com/blueimp/JavaScript-Load-Image/blob/master/js/load-image-scale.jshttps://github.com/blueimp/JavaScript-Load-Image/blob/master/js...
代码星球 ·2021-02-08

What is the !! (not not) operator in JavaScript?

解答1Coerces强制 oObject toboolean.Ifitwasfalsey(e.g.0, null, undefined,etc.),itwillbe false,otherwise, true.!oObject//Invertedboolean...
代码星球 ·2021-02-08

ASP.NET postback with JavaScript (UseSubmitBehavior)

ASP.NETpostbackwithJavaScriptHereisacompletesolution<formid="form1"runat="server"><asp:LinkButtonID="LinkButton1"runat="server"/><%--includedtofo...
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