Overwrites a horizontal line on the text selection.
Scripting Information
Command InsertHorizontalRule User interface None. Set bUserInterface to false or omit. execCommand vValue Optional. String that specifies an id attribute for the horizontal line. may be set to null or omitted.applies toexeccommand, querycommandenabled, querycommandindeterm, querycommandstate, querycommandsupported, queryCommandValue.
是否符合公共标准
There is no public standard that applies to this command.
Minimum Availability
Internet Explorer 4.0 and later.