In this lesson we'll realize useful exercise - form validation with jquery. As homework you may make "online" validation using keypress event. Your works you may send to my email - abzalov90@gmail.com...
Form validation with jquery
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JavaScript
API VKontakte. Requests to API and getting data
In last lesson we began to consider API VKontakte. In this lesson we'll make our first requests to api methods and get data about vkontakte user. We'll make request with several ways - javascript, jquery ajax and php. You may read about api requests in details with...
Intro to jquery. Part two
Last lesson we started to learn jquery library. In this lesson we'll continue to consider another useful functions....
Intro to jquery. Part one
In this lesson I begin small parts of intro to jquery tutorials. Jquery is crossbrowser javascript library. It gives to developers manipulate html content, event handlers, create animations, work with server. You can download jquery from http://jquery.com/.
Form validation with javascript
In this lesson we'll consider homework from last lesson and discuss, how to make form validation with javascript Validation is process of checking valid data form users (online payment forms, registration forms and so on). I am sure, you understand why validation is...
JavaScript. Window and document objects
In this lesson we will consider key methods and properties of document and window objects. For example, we can manipulate content of html document - add new information, make selection and muc more. With window object we can manipulate windows - open it, print window...
JavaScript events
In this lesson we'll consider different events in javascript. Event is interaction user and page (click, scroll and so on). Especially you need to notice on click event...
JavaScript. Properties and functions
In this tutorial we will discuss functions and properties. While writing code you often need to do a lot of repetitive operations. This operations are better to write into special blocks - functions. Function is subprogramm which works with any data and returns any...
JavaScript. Loops, conditions.
In this lesson we'll consider important themes in javascript and programming in general - conditions, loops, break and much more. In the beginning we will discuss unary plus and minus. You must notice several key features. unary plus has got the highest priority...