Identifies a command that inserts a new placeholder.
static INSERTPLACEHOLDER_COMMAND: string
The INSERTPLACEHOLDER_COMMAND property can be used in the following ways.
In the ASPxClientHtmlEditor.ExecuteCommand method — to execute the command manually.
In this case, the method requires an additional parameter, which is the value of the new placeholder.
//inserts a new placeholder with the "newValue" value
This command is available only in the Design View.