Undo Command

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Undo the previous command.

Scripting Information

Command Undo
User interface None. Set bUserInterface to false or omit. 
execCommand vValue Optional. Set to null or omit.
Applies to execCommand, queryCommandEnabled, queryCommandIndeterm, queryCommandState, queryCommandSupported, queryCommandValue.

Remarks

This command applies to the document object. For example, the following button reverses the last action.

<button onclick="document.execCommand('Undo')">UNDO</button>

Minimum Availability

Internet Explorer 5.0 and later.