Version: Next

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`