HTML <b>Tag
Browser Support
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All major browsers support the <b> tag.
Tag Definition and Usage Instructions
The <b> tag defines bold text.
Differences Between HTML 4.01 and HTML5
None.
Tips and Notes
Note:According to the HTML 5 specification, the <b> tag should be used as a last resort, only when no other markup is more appropriate. The HTML 5 specification states: headings should use<h1> - <h6>tag representation<em>tag representation<strong>tag representation<mark>tag representation.
Tip:You can also use the CSS "font-weight" property to set bold text.
Global Attributes
The <b> tag supportsHTML Global Attributes。
Event Attributes
The <b> tag supportsHTML Event Attributes。
Other Extensions