src/app/common/list-helper-tool.ts

export class ListHelperTool {

public checkIfToday( compareDateString: string ): boolean {
    const now = new Date();
    const compareDate: Date = new Date( Date.parse(compareDateString) );

    if ( !compareDate ) {
      return false;
    }

    return  compareDate.getFullYear() === now.getFullYear() &&
            compareDate.getMonth() === now.getMonth() &&
            compareDate.getDate() === now.getDate();
  }
}