If only the entire world used UTC, wouldn’t life be so much easier? We can dream, can’t we? While some software applications can live in an ecosystem where all dates and times can be stored in a single time zone with no conversions needed, many cannot. As applications grow and interact more with international customers, this need becomes omnipresent.
Converting a current time from one time zone to another is relatively easy. Regardless of whether daylight savings is involved or not, one simply needs to retrieve the current time in both time zones, find the difference, and apply that difference