PHP检查字符串是否为SQL时间戳

Question

我需要创建一个PHP函数来检查字符串是否是SQL时间戳yyyy-mm-dd hh：mm：ss [.fff]。有没有人这样做过？建议？

Answer 1

$match_pattern = "/(\d{4})-(\d{2})-(\d{2})T(\d{2}:\d{2}:\d{2}-\d{2}:\d{2})/";