Diálogo de material angular Data de paso cerrado

  @HostListener('window:keyup.esc') onKeyUp() {
    this._dialogRef.close(this.socios);
  }
  ngOnInit(): void {
    this._dialogRef.disableClose = true;
    this._dialogRef.backdropClick().subscribe(_ => {
      this._dialogRef.close(this.socios);
    })
  }
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