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This is the archived documentation for Angular v17. Please visit angular.dev to see this page for the current version of Angular.

UntypedFormBuilder

UntypedFormBuilder is the same as FormBuilder, but it provides untyped controls.

      
      class UntypedFormBuilder extends FormBuilder {
group(controlsConfig: { [key: string]: any; }, options: AbstractControlOptions | { [key: string]: any; } = null): UntypedFormGroup
group(controlsConfig: { [key: string]: any; }, options?: AbstractControlOptions): UntypedFormGroup
group(controlsConfig: { [key: string]: any; }, options: { [key: string]: any; }): UntypedFormGroup
control(formState: any, validatorOrOpts?: ValidatorFn | FormControlOptions | ValidatorFn[], asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[]): UntypedFormControl
array(controlsConfig: any[], validatorOrOpts?: ValidatorFn | AbstractControlOptions | ValidatorFn[], asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[]): UntypedFormArray // inherited from forms/FormBuilder nonNullable: NonNullableFormBuilder
group(controls: { [key: string]: any; }, options: AbstractControlOptions | { [key: string]: any; } = null): FormGroup
group<T extends {}>(controls: T, options?: AbstractControlOptions): FormGroup<{...}
group(controls: { [key: string]: any; }, options: { [key: string]: any; }): FormGroup
record<T>(controls: { [key: string]: T; }, options: AbstractControlOptions = null): FormRecordElement<T, null>>
control<T>(formState: T | FormControlState<T>, validatorOrOpts?: ValidatorFn | FormControlOptions | ValidatorFn[], asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[]): FormControl
control<T>(formState: T | FormControlState<T>, opts: FormControlOptions & { initialValueIsDefault: true; }): FormControl<T>
control<T>(formState: T | FormControlState<T>, opts: FormControlOptions & { nonNullable: true; }): FormControl<T>
control<T>(formState: T | FormControlState<T>, opts: FormControlOptions, asyncValidator: AsyncValidatorFn | AsyncValidatorFn[]): FormControl<T | null>
control<T>(formState: T | FormControlState<T>, validatorOrOpts?: ValidatorFn | FormControlOptions | ValidatorFn[], asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[]): FormControl<T | null>
array<T>(controls: T[], validatorOrOpts?: ValidatorFn | AbstractControlOptions | ValidatorFn[], asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[]): FormArrayElement<T, null>> }

Provided in

  • 'root'

Methods

Like FormBuilder#group, except the resulting group is untyped.

      
      group(controlsConfig: { [key: string]: any; }, options?: AbstractControlOptions): UntypedFormGroup
    
Parameters
controlsConfig object
options AbstractControlOptions

Optional. Default is undefined.

Returns

UntypedFormGroup

      
      group(controlsConfig: { [key: string]: any; }, options: { [key: string]: any; }): UntypedFormGroup
    

Deprecated This API is not typesafe and can result in issues with Closure Compiler renaming. Use the FormBuilder#group overload with AbstractControlOptions instead.

Parameters
controlsConfig object
options object
Returns

UntypedFormGroup

Like FormBuilder#control, except the resulting control is untyped.

      
      control(formState: any, validatorOrOpts?: ValidatorFn | FormControlOptions | ValidatorFn[], asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[]): UntypedFormControl
    
Parameters
formState any
validatorOrOpts ValidatorFn | FormControlOptions | ValidatorFn[]

Optional. Default is undefined.

asyncValidator AsyncValidatorFn | AsyncValidatorFn[]

Optional. Default is undefined.

Returns

UntypedFormControl

Like FormBuilder#array, except the resulting array is untyped.

      
      array(controlsConfig: any[], validatorOrOpts?: ValidatorFn | AbstractControlOptions | ValidatorFn[], asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[]): UntypedFormArray
    
Parameters
controlsConfig any[]
validatorOrOpts ValidatorFn | AbstractControlOptions | ValidatorFn[]

Optional. Default is undefined.

asyncValidator AsyncValidatorFn | AsyncValidatorFn[]

Optional. Default is undefined.

Returns

UntypedFormArray