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Type: boolean
Indicates that the value of the menulist can be modified by typing directly into the value field. This is rendered as a textbox with a drop-down arrow beside it. The user may enter text into the textbox or select one of the choices by clicking from the drop-down.

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 Contributors to this page: Sheppy, Marsf, MarkFinkle, Mgjbot, Ptak82, Nickolay, The Hunter, Dria
 Last updated by: Sheppy,