import { Component } from '@angular/core' ; @ Component ( { templateUrl : 'page-one.html' } ) export class PageOne { wwwReleased = '1991' ; netscapeReleased = '1994-12-15T13:47:20.789' ; operaReleased = '1995-04-15' ; webkitReleased = '1998-11-04T11:06Z' ; firefoxReleased = '2002-09-23T15:03:46.789' ; chromeReleased = '2008-09-02' ; tokyoTime : string ; parisTime : string ; madisonTime : string ; alertTime = '10:15' ; operaShortDay = [ 's\u00f8n' , 'man' , 'tir' , 'ons' , 'tor' , 'fre' , 'l\u00f8r' ] ; constructor ( ) { this . tokyoTime = this . calculateTime ( '+9' ) ; this . parisTime = this . calculateTime ( '+1' ) ; this . madisonTime = this . calculateTime ( '-6' ) ; if ( this . dst ( new Date ( ) ) ) { this . parisTime = this . calculateTime ( '+2' ) ; this . madisonTime = this . calculateTime ( '-5' ) ; } } calculateTime ( offset ) { let d = new Date ( ) ; let nd = new Date ( d . getTime ( ) + ( 3600000 * offset ) ) ; return nd . toISOString ( ) ; } stdTimezoneOffset ( today ) { let jan = new Date ( today . getFullYear ( ) , 0 , 1 ) ; let jul = new Date ( today . getFullYear ( ) , 6 , 1 ) ; return Math . max ( jan . getTimezoneOffset ( ) , jul . getTimezoneOffset ( ) ) ; } dst ( today ) { return today . getTimezoneOffset ( ) < this . stdTimezoneOffset ( today ) ; } }