System.UI.findControl¶

Description¶

Find the control instance in the page.

Grammar¶

System.UI.findControl(name: string): any

 - Parameter

    name - The name of thecontrol to be queried, and the control type can be inferred directly from thecontrol name.

 - Return

    Control instance

Code Example¶

When the boiler temperature is too high, display the alarm message on label1.

const label1 = await System.UI.findControl('Label1');
label1.text = 'Boiler temperature is too high.';
label1.backgroundColor = 'red';
label1.fontColor = 'white';
label1.applyChanges();