How to Format the Current Time in ISO 8601 (YYYY-MM-DDTHH:mmZ) Format?

Formatting Current Moment in ISO 8601 Format with Date, Hour, and Minute

Problem:

Obtain a timestamp in ISO 8601 format, reflecting the current moment in UTC, adhering to the format: 2010-10-12T08:50Z.

Solution:

Leveraging the flexibility of SimpleDateFormat, the following code snippet elegantly addresses the requirement:

TimeZone tz = TimeZone.getTimeZone("UTC");
DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm'Z'"); // Quoted "Z" to indicate UTC, no timezone offset
df.setTimeZone(tz);
String nowAsISO = df.format(new Date());

By utilizing a new Date() object, as demonstrated in the code above, the formatted timestamp corresponds to the current moment.

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