import { FormGroup } from '@angular/forms';
/**
 * 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 declare function getFormControlValue<T>(form: FormGroup, controlName: string): T | undefined;