@terminus/ngx-tools
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20 lines • 2.48 kB
JavaScript
import { isAbstractControl, isNull, } from '@terminus/ngx-tools/type-guards';
/**
* Return the value of a FormControl within a FormGroup
*
* @param form - The FormGroup that contains the control
* @param controlName - The name of the control
* @returns The value
*
* @example
* getFormControlValue(myFormGroup, 'myControl');
* getFormControlValue<boolean>(myFormGroup, 'myControl');
*/
export function getFormControlValue(form, controlName) {
if (!form || !controlName) {
return undefined;
}
var control = form.get(controlName);
return !isNull(control) && isAbstractControl(control) ? control.value : undefined;
}
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