var Cat = { createNew: function(){ var cat = {}; cat.name = "大毛"; cat.makeSound = function(){ alert("喵喵喵"); }; return cat; } }; 使用的时候,调用createNew()方法,就可以得到实例对象。 var cat1 = Cat.createNew(); cat1.makeSound(); // 喵喵喵 这种方法的好处是,容易理解,...
<!DOCTYPEhtml><html><head><meta charset="UTF-8"><title></title></head><body><script src="../js/jquery-1.11.3.min.js"type="text/javascript"charset="utf-8"></script><script type="text/javascript">varo1={a:1,b:2};varo2={b:3,d:4};varo3={d:5,e:6};//用o2扩展对象o1$....
</div> <div class="modal-footer"> <button type="button" class="btn btn-default" data-dismiss="modal">Close</button> <button type="button" class="btn btn-primary">Save changes</button> </div> </div> </div> </div> Make modals accessible Be sure to add role="dialog" and aria-...
Readjusts the modal's positioning to counter a scrollbar in case one should appear, which would make the modal jump to the left. Only needed when the height of the modal changes while it is open. $('#myModal').modal('handleUpdate') 事件 Bootstrap 的模态框类提供了一些事件用于监听并执行...
To accomplish this, use a wrapping element. 编程方式的 API 我们为所有 Bootstrap 插件提供了纯 JavaScript 方式的 API。所有公开的 API 都是支持单独或链式调用方式,并且返回其所操作的元素集合(注:和jQuery的调用形式一致)。 Copy $('.btn.danger').button('toggle').addClass('fat') 所有方法都可以接受...
9.4 It’s okay to write a custom toString() method, just make sure it works successfully and causes no side effects. class Jedi { constructor(options = {}) { this.name = options.name || 'no name'; } getName() { return this.name; } toString() { return `Jedi - ${this.getName...
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"/usr/local/lib/quickjs/libquickjs.a") # 链接到runtime target_link_libraries(runtime quickjs) 按照上面代码编写,可以编译出可执行的文件了。 github 上有个QuickJS 工程的 cmake 脚本,可以用来下载编译 QuickJS 库。 Xcode 来编译安装和调试 QuickJS 源码 ...
div= document.createElement('a'); div.innerHTML= 'Heya!'; fragment.appendChild(div); } element.appendChild(fragment); } 可以参阅Make the Web Faster,JavaScript Memory Optimization和Finding Memory Leaks。 JS内存泄漏探测器 为了帮助发现JavaScript内存泄漏,谷歌的开发人员((Marja Hölttä和Jochen Eising...
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