tryParse static method

DateTime? tryParse(dynamic value)

将各传入值解析为DateTime对象

value 待解析数据，可选类型：int、String、DateTime

Implementation

static DateTime? tryParse(dynamic value) {
  try {
    if (value is DateTime) {
      return value;
    } else if (value is String) {
      return DateTime.tryParse(value);
    } else {
      return null;
    }
  } catch (err) {
    return null;
  }
}