ExtendedFormControl

ExtendedFormControl extends FormControl. Tracks the value and validation status of an individual form control.

Constructor

constructor(
    formState?: any,
    validator?: ValidatorFn | Array<ValidatorFn>,
    asyncValidator?: AsyncValidatorFn | Array<AsyncValidatorFn>,
    isRelationship?: boolean,
    propertyOptions?: PropertyOptions
)

Properties

get isChanged

Returns true if current value is not equal to initial value, false otherwise.

Property	Return type
get isChanged()	boolean

get currentValue

Returns the current value of the control.

Property	Return type
get currentValue()	any

initialValue

Getter and setter for initial value of the control.

Property	Return type
get initialValue()	any
set initialValue()	any

Methods

resetValue()

Resets the underlying form control, marking it pristine and untouched and sets the current and initial value to the one provided. If no value argument is provided, sets those values to control.currentValue.

Method	Return type
resetValue(value?: any)	value: any