How do I convert datetime to ISO 8601 in PHP

Question

How do I convert my time from 2010-12-30 23:21:46 to ISO 8601 date format? (-_-;)

Answer 1

If you try set a value in datetime-local

date("Y-m-d\TH:i",strtotime('2010-12-30 23:21:46'));

//output : 2010-12-30T23:21