This question already has an answer here: How to disable text selection highlighting? 37 answers It varies per browser. These CSS properties will target WebKit and Gecko-based browsers, as well as any future browsers that support user-select : user-select: none; -webkit-user-select: none; -moz-user-select: none; In IE you can make text immediately within an element unselectable (ie doesn&
这个问题在这里已经有了答案: 如何禁用文本选择突出显示? 37个答案 它因浏览器而异。 这些CSS属性将面向基于WebKit和Gecko的浏览器,以及任何支持user-select浏览器: user-select: none; -webkit-user-select: none; -moz-user-select: none; 在IE中,通过使用unselectable="on"属性,可以立即在元素内部使文本不可选(即,不适用于子元素中的文本)。 请注意,如果从JavaScript应用,您必须使用el.setAt
This question already has an answer here: How to disable text selection highlighting? 37 answers In most browsers, this can be achieved using CSS: *.unselectable { -moz-user-select: -moz-none; -khtml-user-select: none; -webkit-user-select: none; /* Introduced in IE 10. See http://ie.microsoft.com/testdrive/HTML5/msUserSelect/ */ -ms-user-select: none; user-se
这个问题在这里已经有了答案: 如何禁用文本选择突出显示? 37个答案 在大多数浏览器中,这可以使用CSS来实现: *.unselectable { -moz-user-select: -moz-none; -khtml-user-select: none; -webkit-user-select: none; /* Introduced in IE 10. See http://ie.microsoft.com/testdrive/HTML5/msUserSelect/ */ -ms-user-select: none; user-select: none; } 对于IE <10和Opera,您将
I am trying to prevent text selection outside a scrolling element; a div in this case which has its scroll-bars enabled. This works perfectly fine on the rest of the browsers but not Firefox 22.0. I added CSS classes[with -moz-user-select: none;] to elements I do not want to be selected (in order to prevent their selection) but when the scroll-bars of my selectable element (the element I wan
我试图阻止滚动元素之外的文本选择; 在这种情况下,它的滚动条被启用。 这在其他浏览器上工作得很好,但不是Firefox 22.0。 我向不希望被选中的元素添加了CSS类[使用-moz-user-select:none;],但是当我选择的元素的滚动条(我想要选择的元素它的文本)已启用,并且我将鼠标向上或向下拖动到外部,选择似乎会倒转,并且其周围的其他元素将被选中。 有任何想法吗? 我认为我可以将背景颜色设置为透明以选择周围的元素,但
I am trying to prevent text highlighting in Firefox for some, but not all elements on the page. Consider the following: <div style="-moz-user-select: none;"> I cannot be highlighted <div style="-moz-user-select: text;"> I should be highlightable, but am not. </div> </div> As I understand it, using the above css rules, the text of the inner div should be hig
我试图阻止Firefox中的文本突出显示某些内容,但不是页面上的所有元素。 考虑以下: <div style="-moz-user-select: none;"> I cannot be highlighted <div style="-moz-user-select: text;"> I should be highlightable, but am not. </div> </div> 据我了解,使用上述css规则,内部div的文本应该是高亮的。 但是,这似乎不起作用。 实际上,没有任何文字可以突出显示。 我想知道
This question already has an answer here: PUT vs. POST in REST 32 answers For RESTful APIs POST has a specific meaning (create a resource) while PUT has a different one (update an existing resource): GET retrieves a list or an item PUT replaces a collection or an item POST creates a new item in a collection DELETE deletes a collection or an item However, if there's really "
这个问题在这里已经有了答案: 在REST 32个答案中PUT vs. POST 对于RESTful API,POST具有特定含义(创建资源),而PUT具有不同的属性(更新现有资源): GET检索列表或项目 PUT取代集合或项目 POST在集合中创建一个新项目 DELETE删除一个集合或一个项目 但是,如果真的有“script.php”,开发它的人在创建他的API时并不是很全面。 “script.php”几乎不是RESTful ......通常,一个合适的RESTful API的URL结构看起来
The instanceof keyword in JavaScript can be quite confusing when it is first encountered, as people tend to think that JavaScript is not an object-oriented programming language. What is it? What problems does it solve? When is it appropriate and when not? instanceof The Left Hand Side (LHS) operand is the actual object being tested to the Right Hand Side (RHS) operand which is the actua
JavaScript中的instanceof关键字在第一次遇到时可能会相当混乱,因为人们倾向于认为JavaScript不是面向对象的编程语言。 它是什么? 它解决了什么问题? 什么时候适合,什么时候不适合? 的instanceof 左手侧(LHS)操作数是正在测试右手侧(RHS)操作数的实际对象,它是一个类的实际构造函数。 基本定义是: Checks the current object and returns true if the object is of the specified object type. 这里有一
In another question, a user pointed out that the new keyword was dangerous to use and proposed a solution to object creation that did not use new . I didn't believe that was true, mostly because I've used Prototype, Scriptaculous and other excellent JavaScript libraries, and everyone of them used the new keyword. In spite of that, yesterday I was watching Douglas Crockford's talk a
在另一个问题中,一位用户指出, new关键字使用起来很危险,并提出了一个解决方案来创建不使用new对象。 我不相信这是真的,主要是因为我使用了Prototype,Scriptaculous和其他优秀的JavaScript库,并且每个人都使用new关键字。 尽管如此,昨天我在YUI剧院观看道格拉斯克罗克福德的讲话,他说完全一样的东西,他没有在他的代码中使用new关键字(Crockford on JavaScript - Act III:Function the Ultimate - 50: 23分钟
This question already has an answer here: What is the most efficient way to deep clone an object in JavaScript? 57 answers How do I correctly clone a JavaScript object? 54 answers 最简单的版本是使用JSON.parse/stringify ,最快的就是使用一个普通的克隆方法: /* simplest */ var clone = JSON.parse(JSON.stringify(obj)); /* fastest */ function clone(obj) { if (obj == null ||typeof obj != "ob
这个问题在这里已经有了答案: 在JavaScript中深入克隆对象的最有效方法是什么? 57个答案 我如何正确克隆一个JavaScript对象? 54个答案 最简单的版本是使用JSON.parse/stringify ,最快的就是使用一个普通的克隆方法: /* simplest */ var clone = JSON.parse(JSON.stringify(obj)); /* fastest */ function clone(obj) { if (obj == null ||typeof obj != "object") return obj; var copy = obj.constructor()
This question already has an answer here: What is the most efficient way to deep clone an object in JavaScript? 57 answers $scope.persons.push(angular.copy($scope.person)); $scope.persons.push(angular.copy($scope.person)); you need a copy of a person object , you cant use new keyword with it in java, you can use class to create a object, after creating a object you can deal with it, but yo
这个问题在这里已经有了答案: 在JavaScript中深入克隆对象的最有效方法是什么? 57个答案 $scope.persons.push(angular.copy($scope.person)); $scope.persons.push(angular.copy($scope.person)); 你需要一个person对象的副本,你不能使用new关键字 在java中,你可以使用class来创建一个对象,创建一个对象后你可以处理它,但是你不能从这个对象创建一个新的对象。 像明智的$scope.person是一个对象。 你不能使用new
This question already has an answer here: What is the most efficient way to deep clone an object in JavaScript? 57 answers Cloning the object in JavaScript [duplicate] 3 answers You have to be careful when working with Javascript objects and the equals ( = ) operator. This operator does not create a copy of the object, but only assigns a reference to the original internal object. That m
这个问题在这里已经有了答案: 在JavaScript中深入克隆对象的最有效方法是什么? 57个答案 在JavaScript中克隆对象[复制] 3个答案 使用Javascript对象和equals( = )运算符时,必须小心。 该运算符不会创建该对象的副本,而只会分配对原始内部对象的引用。 这意味着在你的情况下,b 不会存储a的值,但在调用之后 var b = a; a和b都指向内存中的同一个对象! 因此,更改b的任何属性也会将它们更改为(再次:它们是