Javascript events include: 1. onLoad is triggered when the page is loaded and is often used for the body element; 2. onUnload is triggered when the page is closed and is often used for the body element; 3. onMouseOver is triggered when the mouse is hovering; 4. onMouseOut is triggered when the mouse leaves.
The operating environment of this tutorial: Windows 7 system, JavaScript version 1.8.5, DELL G3 computer.
javascript events include:
What are javascript events?
JavaScript gives us the ability to create dynamic pages. Events are behaviors that can be detected by JavaScript. Every element in a web page can generate certain events that trigger JavaScript functions. For example, we can generate an onClick event to trigger a function when the user clicks a button.
What are the commonly used events in javascript?
1. onLoad: triggered when the page is loaded, often used in the body element
2. onUnload: triggered after the page is closed, often used in the body element
3. onBlur: triggered when focus is lost, often used for input form elements
4. onFocus: triggered when focus is obtained, often used for input form elements
5. onClick: triggered when clicked , can be used for any element
6, onMouseOver: Triggered when the mouse hovers
7, onMouseOut: Triggered when the mouse leaves
8, onMouseDown: Triggered when the mouse is pressed Triggered when
9, onMouseUp: Triggered when the mouse bounces up
10, onMouseMove: Triggered when the mouse moves
11, onChange: Triggered when the status changes, commonly used In select drop-down box
12, onSelect: Triggered when the text in the text box is selected
13, onkeypress: Triggered when the keyboard is pressed (faster than onkeydown)
14. onkeydown: Triggered when the keyboard is pressed (possibly capturing function keys, such as up, down, left, and right)
15. onkeyup: Triggered when the keyboard pops up
16. onSubmit: When the form Triggered when submitted, often used in form form elements
17, onReset: Triggered when the form is reset, often used in form form elements
Related free learning recommendations: javascript video Tutorial
The above is the detailed content of What are the JavaScript events?. For more information, please follow other related articles on the PHP Chinese website!