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Class CustomErrorStateMatcher

Custom provider that defines how form controls behave with regards to displaying error messages.

Hierarchy

  • CustomErrorStateMatcher

Implements

  • ErrorStateMatcher

Index

Constructors

Methods

Constructors

constructor

Methods

isErrorState

  • isErrorState(control: FormControl, form: FormGroupDirective | NgForm): boolean

  • Checks whether an invalid input has been made and an error should be made.

    Parameters

    • control: FormControl

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

    • form: FormGroupDirective | NgForm

      Binding of an existing FormGroup to a DOM element.

    Returns boolean

    true - If an invalid input has been made to the form control.

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