format static method

String? format(
  1. DateTime? dt, [
  2. String formatString = 'yyyy-MM-dd HH:mm:ss'
])

格式化日期时间

默认格式是yyyy-MM-dd HH:mm:ss

Implementation

static String? format(DateTime? dt,
    [String formatString = 'yyyy-MM-dd HH:mm:ss']) {
  if (dt == null) return null;

  return DateFormat(formatString, "zh_CN").format(dt);
}