HTML <center> tag
Examples
The HTML page text is centered horizontally treatment:
<center>This text will be center-aligned.</center>
try it"
Browser Support
All major browsers support <center> tag.
Tag definitions and instructions
HTML5 does not support the <center> tag. Please be replaced with CSS.
In HTML 4.01, <center> element is obsolete .
<Center> horizontal centered its text included.
Tips and Notes
Tip: Use CSS styles to center text!In CSS tutorial you can learn more about the center text details.
Differences between HTML 4.01 and HTML5
HTML5 does not support the <center> tag, HTML 4.01 obsolete <center> tag.
Standard property
In HTML 4.01, <center> tag supports the following standard attributes:
| 属性 | 值 | 描述 |
|---|---|---|
| class | classname | 规定元素的类名 |
| dir | rtl ltr |
规定元素中内容的文本方向 |
| id | id | 规定元素的唯一 id |
| lang | language_code | 规定元素中内容的语言代码 |
| style | style_definition | 规定元素的行内样式 |
| title | text | 规定元素的额外信息 |
For a full description, go to Standard property .
Event Properties
In HTML 4.01, <center> tag supports the following event attributes:
| 属性 | 值 | 描述 |
|---|---|---|
| onclick | script | 当鼠标被单击时执行脚本 |
| ondblclick | script | 当鼠标被双击时执行脚本 |
| onmousedown | script | 当鼠标按钮被按下时执行脚本 |
| onmousemove | script | 当鼠标指针移动时执行脚本 |
| onmouseout | script | 当鼠标指针移出某元素时执行脚本 |
| onmouseover | script | 当鼠标指针悬停于某元素之上时执行脚本 |
| onmouseup | script | 当鼠标按钮被松开时执行脚本 |
| onkeydown | script | 当键盘被按下时执行脚本 |
| onkeypress | script | 当键盘被按下后又松开时执行脚本 |
| onkeyup | script | 当键盘被松开时执行脚本 |
For a full description, go to Event Attributes .