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Document Object Model

Document Object Model. Nasrullah. DOM. When a page is loaded ,browser creates a Document Object Model of the Page. DOM. Java script. JavaScript can change all the HTML elements in the page JavaScript can change all the HTML attributes in the page

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Document Object Model

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  1. Document Object Model Nasrullah

  2. DOM • When a page is loaded ,browser creates a Document Object Model of the Page.

  3. DOM

  4. Java script • JavaScript can change all the HTML elements in the page • JavaScript can change all the HTML attributes in the page • JavaScript can change all the CSS styles in the page • JavaScript can react to all the events in the page

  5. Finding HTML elements • Finding HTML elements by id • Finding HTML elements by tag name • Finding HTML elements by class name

  6. Finding HTML Elements by Id • The easiest way to find HTML elements in the DOM, is by using the element id. • Complete the Assignment at wiki and submit it in next class

  7. HTML DOM EVENTS HTML DOM allows JavaScript to react to HTML events. HTML events • When a user clicks the mouse • When a web page has loaded • When an image has been loaded • When the mouse moves over an element • When an input field is changed • When an HTML form is submitted • When a user strokes a key

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