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摘要
创建 Date
实例用来处理日期和时间。Date 对象基于1970年1月1日(世界标准时间)起的毫秒数。
var today = new Date();
var today = new Date(1453094034000); // by timestamp(accurate to the milliseconds)
var birthday = new Date('December 17, 1995 03:24:00');
var birthday = new Date('1995-12-17T03:24:00');
var birthday = new Date(1995, 11, 17);
var birthday = new Date(1995, 11, 17, 3, 24, 0);
var unixTimestamp = Date.now(); // in milliseconds
构造函数
new Date(); new Date(value); new Date(dateString); new Date(year, month[, day[, hour[, minutes[, seconds[, milliseconds]]]]]);
Date 对象没有字面量格式。
参数
value
- 代表自1970年1月1日00:00:00 (世界标准时间) 起经过的毫秒数。
dateString
- 表示日期的字符串值。该字符串应该能被
Date.parse()
方法识别(符合 IETF-compliant RFC 2822 timestamps 或 version of ISO8601)。
year
- 代表年份的整数值。为了避免2000年问题最好指定4位数的年份; 使用
1998
, 而不要用98
.
month
- 代表月份的整数值从0(1月)到11(12月)。
- day
- 代表一个月中的第几天的整数值,从1开始。
hour
- 代表一天中的小时数的整数值 (24小时制)。
minute
- 分钟数。
second
- 秒数。
millisecond
- 表示时间的毫秒部分的整数值。
描述
- 如果没有输入任何参数,则Date的构造器会依据系统设置的当前时间来创建一个Date对象。
- 如果提供了至少两个参数,其余的参数均会默认设置为1(如果没有提供day参数)或者0。
- JavaScript的时间是由世界标准时间(UTC)1970年1月1日开始,用毫秒计时,一天由86,400,000毫秒组成。Date对象的范围是-100,000,000天至100,000,000天(等效的毫秒值)。
- JavaScript的Date对象为跨平台提供了统一的行为。时间属性可以在不同的系统中表示相同的时刻,而如果使用了本地时间对象,则反映当地的时间。
- JavaScript 的Date对象提供了数个UTC时间的方法,也相应提供了当地时间的方法。UTC,也就是我们所说的格林威治时间,指的是time中的世界时间标准。而当地时间则是指执行JavaScript的客户端电脑所设置的时间。
- 以一个函数的形式来调用JavaScript的Date对象(i.e., 不使用 new 操作符)会返回一个代表当前日期和时间的字符串。
属性
Date.prototype
- 允许为
Date
实例对象添加属性。 - Date.length
Date.length
的值是 7。这是该构造函数可接受的参数个数。
方法
Date.now()
- 返回自 1970-1-1 00:00:00 UTC (世界标准时间)至今所经过的毫秒数。
Date.parse()
- 解析一个表示日期的字符串,并返回从 1970-1-1 00:00:00 所经过的毫秒数。
Date.UTC()
- 接受和构造函数最长形式的参数相同的参数(从2到7),并返回从 1970-01-01 00:00:00 UTC 开始所经过的毫秒数。
Date
实例
所有的 Date
实例都继承自 Date.prototype
。修改 Date
构造函数的原型对象会影响到所有的 Date
实例。
Date.prototype 方法
Getter
Date.prototype.getDate()
- 根据本地时间返回指定日期对象的月份中的第几天(1-31)。
Date.prototype.getDay()
- 根据本地时间返回指定日期对象的星期中的第几天(0-6)。
Date.prototype.getFullYear()
- 根据本地时间返回指定日期对象的年份(四位数年份时返回四位数字)。
Date.prototype.getHours()
- 根据本地时间返回指定日期对象的小时(0-23)。
Date.prototype.getMilliseconds()
- 根据本地时间返回指定日期对象的毫秒(0-999)。
Date.prototype.getMinutes()
- 根据本地时间返回指定日期对象的分钟(0-59)。
Date.prototype.getMonth()
- 根据本地时间返回指定日期对象的月份(0-11)。
Date.prototype.getSeconds()
- 根据本地时间返回指定日期对象的秒数(0-59)。
Date.prototype.getTime()
- 返回从1970-1-1 00:00:00 UTC(协调世界时)到该日期经过的毫秒数,对于1970-1-1 00:00:00 UTC之前的时间返回负值。
Date.prototype.getTimezoneOffset()
- 返回当前时区的时区偏移。
Date.prototype.getUTCDate()
- 根据世界时返回特定日期对象一个月的第几天(1-31).
Date.prototype.getUTCDay()
- 根据世界时返回特定日期对象一个星期的第几天(0-6).
Date.prototype.getUTCFullYear()
- 根据世界时返回特定日期对象所在的年份(4位数).
Date.prototype.getUTCHours()
- 根据世界时返回特定日期对象当前的小时(0-23).
Date.prototype.getUTCMilliseconds()
- 根据世界时返回特定日期对象的毫秒数(0-999).
Date.prototype.getUTCMinutes()
- 根据世界时返回特定日期对象的分钟数(0-59).
Date.prototype.getUTCMonth()
- 根据世界时返回特定日期对象的月份(0-11).
Date.prototype.getUTCSeconds()
- 根据世界时返回特定日期对象的秒数(0-59).
Date.prototype.getYear()
- 根据特定日期返回年份 (通常 2-3 位数). 使用
getFullYear()
.
Setter
Date.prototype.setDate()
- 根据本地时间为指定的日期对象设置月份中的第几天。
Date.prototype.setFullYear()
- 根据本地时间为指定日期对象设置完整年份(四位数年份是四个数字)。
Date.prototype.setHours()
- 根据本地时间为指定日期对象设置小时数。
Date.prototype.setMilliseconds()
- 根据本地时间为指定日期对象设置毫秒数。
Date.prototype.setMinutes()
- 根据本地时间为指定日期对象设置分钟数。
Date.prototype.setMonth()
- 根据本地时间为指定日期对象设置月份。
Date.prototype.setSeconds()
- 根据本地时间为指定日期对象设置秒数。
Date.prototype.setTime()
- 通过指定从 1970-1-1 00:00:00 UTC 开始经过的毫秒数来设置日期对象的时间,对于早于 1970-1-1 00:00:00 UTC的时间可使用负值。
Date.prototype.setUTCDate()
- 根据世界时设置 Date 对象中月份的一天 (1 ~ 31)。
Date.prototype.setUTCFullYear()
- 根据世界时设置 Date 对象中的年份(四位数字)。
Date.prototype.setUTCHours()
- 根据世界时设置 Date 对象中的小时 (0 ~ 23)。
Date.prototype.setUTCMilliseconds()
- 根据世界时设置 Date 对象中的毫秒 (0 ~ 999)。
Date.prototype.setUTCMinutes()
- 根据世界时设置 Date 对象中的分钟 (0 ~ 59)。
Date.prototype.setUTCMonth()
- 根据世界时设置 Date 对象中的月份 (0 ~ 11)。
Date.prototype.setUTCSeconds()
- 根据世界时设置 Date 对象中的秒钟 (0 ~ 59)。
Date.prototype.setYear()
- setYear() 方法用于设置年份。请使用
setFullYear()
方法代替。
Conversion getter
Date.prototype.toDateString()
- 以人类易读(human-readable)的形式返回该日期对象日期部分的字符串。
Date.prototype.toISOString()
- 把一个日期转换为符合 ISO 8601 扩展格式的字符串。
Date.prototype.toJSON()
- 使用
toISOString()
返回一个表示该日期的字符串。为了在JSON.stringify()
方法中使用。 Date.prototype.toGMTString()
- 返回一个基于 GMT (UT) 时区的字符串来表示该日期。请使用
toUTCString()
方法代替。 Date.prototype.toLocaleDateString()
- 返回一个表示该日期对象日期部分的字符串,该字符串格式与系统设置的地区关联(locality sensitive)。
Date.prototype.toLocaleFormat()
- 使用格式字符串将日期转换为字符串。
Date.prototype.toLocaleString()
- 返回一个表示该日期对象的字符串,该字符串与系统设置的地区关联(locality sensitive)。覆盖了
Object.prototype.toLocaleString()
方法。 Date.prototype.toLocaleTimeString()
- 返回一个表示该日期对象时间部分的字符串,该字符串格式与系统设置的地区关联(locality sensitive)。
Date.prototype.toSource()
- 返回一个与
Date
等价的原始字符串对象,你可以使用这个值去生成一个新的对象。重写了Object.prototype.toSource()
这个方法。 Date.prototype.toString()
- 返回一个表示该日期对象的字符串。覆盖了
Object.prototype.toString()
方法。 Date.prototype.toTimeString()
- 以人类易读格式返回日期对象时间部分的字符串。
Date.prototype.toUTCString()
- 把一个日期对象转换为一个以UTC时区计时的字符串。
Date.prototype.valueOf()
- 返回一个日期对象的原始值。覆盖了
Object.prototype.valueOf()
方法。
例子
例子:创建一个日期对象的几种方法
下例展示了用来创建一个日期对象的多种方法。
var today = new Date();
var today = new Date(1453094034000);// by timestamp(accurate to the millimeter)
var birthday = new Date("December 17, 1995 03:24:00");
var birthday = new Date("1995-12-17T03:24:00");
var birthday = new Date(1995,11,17);
var birthday = new Date(1995,11,17,3,24,0);
例子:两位数年份表示 1900 - 1999 年
为了能够创建和获取 0 到 99 之间的年份,应该使用 Date.prototype.setFullYear()
和 Date.prototype.getFullYear()
方法。
var date = new Date(98, 1); // Sun Feb 01 1998 00:00:00 GMT+0000 (GMT) // 弃用的方法, 98在这里被映射为1998 date.setYear(98); // Sun Feb 01 1998 00:00:00 GMT+0000 (GMT) date.setFullYear(98); // Sat Feb 01 0098 00:00:00 GMT+0000 (BST)
例子:计算经过的时间
下例展示了如何计算两个日期对象的时间差:
// 使用 Date 对象 var start = Date.now(); // 这里进行耗时的方法调用: doSomethingForALongTime(); var end = Date.now(); var elapsed = end - start; // 运行时间的毫秒值
// 使用内建的创建方法 var start = new Date(); // 这里进行耗时的方法调用: doSomethingForALongTime(); var end = new Date(); var elapsed = end.getTime() - start.getTime(); // 运行时间的毫秒值
// to test a function and get back its return function printElapsedTime (fTest) { var nStartTime = Date.now(), vReturn = fTest(), nEndTime = Date.now(); alert("Elapsed time: " + String(nEndTime - nStartTime) + " milliseconds"); return vReturn; } yourFunctionReturn = printElapsedTime(yourFunction);
注意:在支持 Web Performance API 的高精细度(high-resolution)时间功能的浏览器中,window.performance.now 提供的所经过的时间比 Date.now
更可靠和精确。
规范
规范版本 | 规范状态 | 注解 |
---|---|---|
ECMAScript 2015 (6th Edition, ECMA-262) Date |
Standard | |
ECMAScript 5.1 (ECMA-262) Date |
Standard | |
ECMAScript 1st Edition (ECMA-262) | Standard | Initial definition. Implemented in JavaScript 1.1. |
浏览器兼容性
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | Server | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic support | Chrome Full support Yes | Edge Full support Yes | Firefox Full support 1 | IE
Full support
Yes
| Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
@@toPrimitive | Chrome ? | Edge ? | Firefox Full support 44 | IE ? | Opera ? | Safari ? | WebView Android ? | Chrome Android ? | Edge Mobile ? | Firefox Android Full support 44 | Opera Android ? | Safari iOS ? | Samsung Internet Android ? | nodejs Full support 6.0.0 |
UTC | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getDate | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getDay | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getFullYear | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getHours | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getMilliseconds | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getMinutes | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getMonth | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getSeconds | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getTime | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getTimezoneOffset | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support 5 | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getUTCDate | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getUTCDay | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getUTCFullYear | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getUTCHours | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getUTCMilliseconds | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getUTCMinutes | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getUTCMonth | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getUTCSeconds | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
getYear | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
now | Chrome Full support 5 | Edge Full support 12 | Firefox Full support 3 | IE Full support 9 | Opera Full support 10.5 | Safari Full support 4 | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
parse | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
prototype | Chrome Full support Yes | Edge Full support Yes | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setDate | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setFullYear | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setHours | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setMilliseconds | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setMinutes | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setMonth | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setSeconds | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setTime | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setUTCDate | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setUTCFullYear | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setUTCHours | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setUTCMilliseconds | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setUTCMinutes | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setUTCMonth | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setUTCSeconds | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
setYear | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
toDateString | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
toGMTString | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
toISOString | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support 9 | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
toJSON | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support 8 | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
toLocaleDateString | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs ? |
toLocaleFormat | Chrome No support No | Edge No support No | Firefox No support 1.5 — 58 | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android No support 4 — 58 | Opera Android No support No | Safari iOS No support No | Samsung Internet Android No support No | nodejs No support No |
toLocaleString | Chrome Full support Yes | Edge Full support Yes | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs ? |
toLocaleTimeString | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs ? |
toSource | Chrome No support No | Edge No support No | Firefox Full support 1 | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android Full support 4 | Opera Android No support No | Safari iOS No support No | Samsung Internet Android No support No | nodejs No support No |
toString | Chrome Full support Yes | Edge Full support Yes | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
toTimeString | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
toUTCString | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
valueOf | Chrome Full support Yes | Edge Full support Yes | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |
Legend
- Full support
- Full support
- No support
- No support
- Compatibility unknown
- Compatibility unknown
- Non-standard. Expect poor cross-browser support.
- Non-standard. Expect poor cross-browser support.
- Deprecated. Not for use in new websites.
- Deprecated. Not for use in new websites.
- See implementation notes.
- See implementation notes.