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HTML DOM execCommand() Method

❮ Document Object

Example

Make the selected text bold:

document.execCommand("bold");
Try it Yourself »

Definition and Usage

The execCommand() method executes the specified command for the selected part of an editable section.

Browser Support

Method
execCommand() Yes Yes Yes Yes Yes

Note: This is an experimental technology, and will probably change before the final release.

Syntax

document.execCommand(command, showUI, value)

Parameter Values

Value Description
command Specifies the name of the command to execute on the selected section.

Legal values:
"backColor"
"bold"
"createLink"
"copy"
"cut"
"defaultParagraphSeparator"
"delete"
"fontName"
"fontSize"
"foreColor"
"formatBlock"
"forwardDelete"
"insertHorizontalRule"
"insertHTML"
"insertImage"
"insertLineBreak"
"insertOrderedList"
"insertParagraph"
"insertText"
"insertUnorderedList"
"justifyCenter"
"justifyFull"
"justifyLeft"
"justifyRight"
"outdent"
"paste"
"redo"
"selectAll"
"strikethrough"
"styleWithCss"
"superscript"
"undo"
"unlink"
"useCSS"
showUI A Boolean, specifies if the UI should be shown or not
value Some commands need a value to be completed

Technical Details

Return Value: A Boolean, false if the command is not supported, otherwise true

Related Pages

DOM Document designMode Property

DOM Element contentEditable Property

❮ Document Object