New to HTML 4.0 is the ability to let HTML events trigger actions in the browser, like starting a JavaScript when a user clicks on an HTML element. Below is a list of attributes that can be inserted into HTML tags to define event actions.
HTML4.0的新特征让其能在浏览器中使用HTML事件触发,像用户点击HTML元素时就能开始一个JavaScript。下面是一列可以插入HTML标签中的属性来定义事件行为。
If you want to learn more about programming with these events, you should study our JavaScript tutorial and our DHTML tutorial.
如果你想学有关这些元素事件的更多程序。你可以学习JavaScript 教程 和DHTML 教程
Window Events
窗口事件
Only valid in body and frameset elements.
只在body和frameset元素中才有效
Attribute
属性
Value
值
Description
描述
onload
script
Script to be run when a document loads
装载时
onunload
script
Script to be run when a document unloads
卸载时
Form Element Events
表单元素事件
Only valid in form elements.
在表单元素中才有效。
Attribute
属性
Value
值
Description
描述
onchange
script
Script to be run when the element changes
当元素有改变时脚本会执行
onsubmit
script
Script to be run when the form is submitted
当表单提交时...
onreset
script
Script to be run when the form is reset
当表单重置时...
onselect
script
Script to be run when the element is selected
元素被选中时...
onblur
script
Script to be run when the element loses focus
元素失去焦点时...
onfocus
script
Script to be run when the element gets focus
元素得到焦点时...
Keyboard Events
键盘事件
Not valid in base, bdo, br, frame, frameset, head, html, iframe, meta, param, script, style, and title elements.
在 base, bdo, br, frame, frameset, head, html, iframe, meta, param, script, style,和 title 元素里都无效.
Attribute
属性
Value
值
Description
描述
onkeydown
script
What to do when key is pressed
当键按下时做什么
onkeypress
script
What to do when key is pressed and released
当键按下然后释放时做什么
onkeyup
script
What to do when key is released
当键释放时做什么
Mouse Events
鼠标事件
Not valid in base, bdo, br, frame, frameset, head, html, iframe, meta, param, script, style, title elements.
在 base, bdo, br, frame, frameset, head, html, iframe, meta, param, script, style,和 title 元素里都无效.
Attribute
属性
Value
值
Description
描述
onclick
script
What to do on a mouse click
单击时...
ondblclick
script
What to do on a mouse double-click
双击时...
onmousedown
script
What to do when mouse button is pressed
按下时...
onmousemove
script
What to do when mouse pointer moves
移动时...
onmouseout
script
What to do when mouse pointer moves out of an element
鼠标移开元素时
onmouseover
script
What to do when mouse pointer moves over an element
鼠标在元素上方时
onmouseup
script
What to do when mouse button is released
鼠标释放时