Thursday, January 29, 2026
HomeLanguagesAngularAngular 13/14 – property ‘name’ comes from an index signature, so it...

Angular 13/14 – property ‘name’ comes from an index signature, so it must be accessed with [‘required’]

Angular 13/14 – property ‘name’ comes from an index signature, so it must be accessed with [‘required’]; In this tutorial, we will learn how to remove property ‘name’ comes from an index signature, so it must be accessed with [‘required’] error in angular 13/14 apps.

Let, you have a form and your angular 13/14 apps and you validate your form data like following:

<div class="form-group">

    <label for="name">Name</label>

    <input 

        formControlName="name"

        id="name" 

        type="text" 

        class="form-control">

    <div *ngIf="f.name.touched && f.name.invalid" class="alert alert-danger">

        <div *ngIf="f.name.errors && f.name.errors.required">Name is required.</div>

        <div *ngIf="f.name.errors && f.name.errors.minlength">Name should be 3 character.</div>

    </div>

</div>

At that time, this error will occur property ‘name’ comes from an index signature, so it must be accessed with [‘required’]:

We can use the following code to remove or solve this error:

<div class="form-group">
    <label for="name">Name</label>
    <input 
        formControlName="name"
        id="name" 
        type="text" 
        class="form-control">
    <div *ngIf="f['name'].touched && f['name'].invalid" class="alert alert-danger">
        <div *ngIf="f['name'].errors && f['name'].errors['required']">Name is required.</div>
        <div *ngIf="f['name'].errors && f['name'].errors['minlength']">Name should be 3 character.</div>
    </div>
</div>

RELATED ARTICLES

Most Popular

Dominic
32475 POSTS0 COMMENTS
Milvus
122 POSTS0 COMMENTS
Nango Kala
6848 POSTS0 COMMENTS
Nicole Veronica
11978 POSTS0 COMMENTS
Nokonwaba Nkukhwana
12065 POSTS0 COMMENTS
Shaida Kate Naidoo
6986 POSTS0 COMMENTS
Ted Musemwa
7221 POSTS0 COMMENTS
Thapelo Manthata
6934 POSTS0 COMMENTS
Umr Jansen
6916 POSTS0 COMMENTS