Validates "yyyy/mm/dd hh:mm:ss" format with flexible digits (1..2 for month/day, etc.). After the new patch, we first standardize to EXACT "yy/mm/dd hh:mm:ss" with two digits each.
Validates "yyyy/mm/dd hh:mm:ss" format with flexible digits (1..2 for month/day, etc.). After the new patch, we first standardize to EXACT "yy/mm/dd hh:mm:ss" with two digits each.