f开发者_开发知识库unction f() { } alert (f.prototype); // returns something like [object Object]
function A() { this.myProp = document.createElement(\"div\"); } function B(id) { this.myProp.id = id; document.body.appendChild(this.myProp); }
i am trying to call a remote method to update page content via ajax/js. either i am too tired already or haml is not parsing the following code correctly to send the value of the query f开发者_如何学编
Given the following code: function a() {} function b() {} b.prototype = new a(); var b1 = new b(); We can stay that a has been added to b\'s prototype chain. Great. And, all the following are true:
I\'m attempting to add a method to prototype\'s Element object called locateAncestor(), which will find and return the DOM node based on tagName. My code is as follows:
I\'m running a Rails app and using prototype. The script breaks in IE, but works in all other browsers.I appreciate any help in guiding toward a fix for this.
I\'m using Prototype to monitor checkboxes, so I can add javascript checks to them. When the tr or td in which the checkbox is located is clicked, the checkbox should be checked.
Is it possible to employ some kind of prototypal inheritance in PHP like it is implemented in JavaScript?
In the book \"JavaScript the definitive guide 5 edition\", section 9.2 Prototypes and Inheritance, I find the following words:
o.prototype = {...} is working only if o is a Function. Suppose I\'ve the following Code conf = { a: 2, b: 4