首先先说说在 javascript 中产生 timestamp 的方式,一般有以下几种方式: vardate =newDate();//获取timestampvartimestamp1 =date.getTime();vartimestamp2 =Date.now();vartimestamp3 =date.valueOf();//输出当前时间console.info("date.toString:",date.toString()); console.info("date.toLocaleString:"...
1. JavaScript // 获取当前时间戳(毫秒级) var timestamp = Date.now(); // 将时间戳转换为日期对象 var dateObject = new Date(timestamp); // 将日期对象转换为时间戳 var newTimestamp = dateObject.getTime(); 2. Python from datetime import datetime # 获取当前时间戳(秒级) timestamp = datetime...
1. timestamp的时间范围是:'1970-01-01 00:00:01' UTC to '2038-01-19 03:14:07' UTC ,自动时区转化,实际存储毫秒数,4字节存储 2. datetime的时间范围:'1000-01-01 00:00:00' to '9999-12-31 23:59:59' ,不支持时区,8字节存储 如果不需要考虑时区问题,直接用 datatime类型替换 timestamp,替换...
1.把datetime转成字符串: 2017-11-23 17:05:18 2.把字符串转成datetime: 2017-11-23 16:10:...
JavaScript:Math.round(new Date() / 1000) Objective-C:[[NSDate date] timeIntervalSince1970] MySQL:SELECT unix_timestamp(now()) SQLite:SELECT strftime('%s', 'now') Erlang:calendar:datetime_to_gregorian_seconds(calendar:universal_time())-719528*24*3600. ...
Javalong datetime = new java.text.SimpleDateFormat("dd/MM/yyyy HH:mm:ss").parse("01/01/1970 01:00:00"); JavaScriptvar commonTime = new Date(Date.UTC(year, month - 1, day, hour, minute, second)) MySQLSELECT unix_timestamp(time) ...
DelphiEpoch := DateTimeToUnix(StrToDateTime(myString)); CUse theC Epoch Converter routines Ras.numeric(as.POSIXct("YYYY-MM-dd HH:mm:ss", tz = "GMT", origin="1970-01-01"))The origin parameter is optional GoExample code RustSystemTime::now().duration_since(SystemTime::UNIX_EPOCH)SystemTime...
But for educational purposes, we will use the methods that the Date() object provides to learn how JavaScript handles DateTime. Getting Current Date constcurrentDate =newDate(); If you don’t pass anything to the Date constructor, the date object returned contains the current date and time. ...
Javalong datetime = new java.text.SimpleDateFormat("dd/MM/yyyy HH:mm:ss").parse("01/01/1970 01:00:00"); JavaScriptvar commonTime = new Date(Date.UTC(year, month - 1, day, hour, minute, second)) MySQLSELECT unix_timestamp(time) ...
DATETIME类型发生了关键性变化,下面贴上官网原文: 代码语言:javascript 代码运行次数:0 复制 Cloud Studio代码运行 ---1bitsign(1=non-negative,0=negative)17bits year*13+month(year0-9999,month0-12)5bitsday(0-31)5bitshour(0-23)6bitsminute(0-59)6bitssecond(0-59)---40bits=5bytes 第一位是符号...