LowerCasePipe

Transforms text to all lower case.

{{ value_expression | lowercase }}

NgModule

• CommonModule

Input value

value

string

The string to transform to lower case.

See also

• UpperCasePipe

• TitleCasePipe

Usage notes

The following example defines a view that allows the user to enter text, and then uses the pipe to convert the input text to all lower case.

@Component({
  selector: 'lowerupper-pipe',
  template: `<div>
    <label>Name: </label><input #name (keyup)="change(name.value)" type="text">
    <p>In lowercase: <pre>'{{value | lowercase}}'</pre>
    <p>In uppercase: <pre>'{{value | uppercase}}'</pre>
  </div>`
})
export class LowerUpperPipeComponent {
  // TODO(issue/24571): remove '!'.
  value!: string;
  change(value: string) {
    this.value = value;
  }
}