本文实例讲述了JS自定义混合Mixin函数。分享给大家供大家参考,具体如下:
<script type="text/javascript">/* 增加函数 */function augment(receivingClass, givingClass) { for(methodName in givingClass.prototype) {if(!receivingClass.prototype[methodName]) { receivingClass.prototype[methodName] = givingClass.prototype[methodName];} }}/* 改进的增加函数 */function augment(receivingClass, givingClass) { if(arguments[2]) { // Only give certain methods.for(var i = 2, len = arguments.length; i < len; i++) { receivingClass.prototype[arguments[i]] = givingClass.prototype[arguments[i]];} } else { // Give all methods.for(methodName in givingClass.prototype) { if(!receivingClass.prototype[methodName]) {receivingClass.prototype[methodName] = givingClass.prototype[methodName]; }} }}var Author = function Author(name, books) { // 构造函数 this.name = name; this.books = books || "default value";};Author.prototype = { getName: function() {return this.name; }, getBooks: function() {return this.books; }};var Editor = function Editor() {};Editor.prototype = { hello: function() {return "Hello,"+this.name; }};augment(Author, Editor);var author = new Author("Ross Harmes", ["JavaScript Design Patterns"]);console.log(author.getName());console.log(author.getBooks());console.log(author.hello());</script>
结果:

经过拼接处理之后,author就获取到了hello方法了,属性还是自己的name。
更多关于JavaScript相关内容可查看本站专题:《JavaScript常用函数技巧汇总》、《javascript面向对象入门教程》、《JavaScript中json操作技巧总结》、《JavaScript切换特效与技巧总结》、《JavaScript查找算法技巧总结》、《JavaScript动画特效与技巧汇总》、《JavaScript错误与调试技巧总结》、《JavaScript数据结构与算法技巧总结》、《JavaScript遍历算法与技巧总结》及《JavaScript数学运算用法总结》
希望本文所述对大家JavaScript程序设计有所帮助。