remove

[ Function ]

public static remove (
   expression: string,
   fn: (value: any) => void,
   fnThis: TcHmi.Controls.System.baseTcHmiControl
): void;

Removes a binding between a symbol and a control attribute.

Parameter

Name	Type	Description
expression	null, string	Symbol expression
fn	(value: any) => void	Reference to the control setter function
fnThis	TcHmi.Controls.System.baseTcHmiControl	Reference to the control instance

Return value

Type	Description
void	No return value

	Available from 1.8

Sample - JavaScript

var myControl = TcHmi.Controls.get('TcHmiTextbox_1');
if(myControl){
    TcHmi.Binding.remove('%i%MyInternalSymbol_1%/i%', myControl.setText, myControl);
}

Sample - TypeScript

let myControl = TcHmi.Controls.get<TcHmi.Controls.Beckhoff.TcHmiTextbox>('TcHmiTextbox_1');
if(myControl){
    TcHmi.Binding.remove('%i%MyInternalSymbol_1%/i%', myControl.setText, myControl);
}