HTML DOM execCommand() Method

The DOM execCommand() method in HTML DOM is used to execute a command specified by the user on the editable selected section. 

Syntax:

document.execCommand( command, showUI, value )

Parameters: This method accepts three parameters which are listed below:

• command: This parameter hold the name of command which is execute on the selected section. There are many commands in HTML some of them are: backcolor, bold, copy, cut, delete etc.
• showUI: It holds the Boolean value which indicating whether the UI shown or not.
• value: This parameter holds the value of commands.

Note: This method has been DEPRECATED and is no longer recommended.

Return Value: It returns a Boolean value. If the command is supported then it returns True otherwise returns False. 

Example:

Output:

Before Select the content:

👁 Image
After Select the content:

👁 Image
After Moving Mouse pointer:

👁 Image

Supported Browsers: The browser supported by DOM execCommand() Method are listed below:

• Google Chrome
• Edge
• Firefox
• Opera
• Safari