Install

npm i ngx-auto-textarea

import

@NgModule({
  declarations: [
  ],
  imports: [
    NgxAutoTextareaModule
  ],
  providers: [
    
  ],
  bootstrap: []
})

use selector

<lib-ngx-auto-textarea [maxLength]="100"></lib-ngx-auto-textarea>

or use directive

<textarea name="" id="" cols="30" rows="10" libNgxAutoTextarea [maxLength]="10"></textarea>