Date
Baseline
Widely available
This feature is well established and works across many devices and browser versions. Itâs been available across browsers since 2015å¹´7æ.
Date 㯠HTTP ã®ä¸è¬ãããã¼ã§ãã¡ãã»ã¼ã¸ãçºä¿¡ãããæ¥æãå«ã¾ãã¦ãã¾ãã
è¦å:
Date 㯠fetch ä»æ§æ¸ã«ããã¦ç¦æ¢ãªã¯ã¨ã¹ããããã¼ã«æãããã¦ãã¾ãã - ãã®ããããã®ã³ã¼ã㯠Date ãããã¼ãéä¿¡ãã¾ããã
fetch("https://httpbin.org/get", {
headers: {
Date: new Date().toUTCString(),
},
});
| ãããã¼ç¨®å¥ | ä¸è¬ãããã¼ |
|---|---|
| ç¦æ¢ãªã¯ã¨ã¹ããããã¼ | ã¯ã |
æ§æ
Date: <day-name>, <day> <month> <year> <hour>:<minute>:<second> GMT
ãã£ã¬ã¯ãã£ã
<day-name>-
"Mon"ã"Tue"ã"Wed"ã"Thu"ã"Fri"ã"Sat"ã"Sun" ã®ãããã (大æåå°æåãåºå¥)ã
<day>-
2 æ¡ã®æ¥çªå·ãä¾ãã° "04" ã¾ã㯠"23"ã
<month>-
"Jan"ã"Feb"ã"Mar"ã"Apr"ã"May"ã"Jun"ã"Jul"ã"Aug"ã"Sep"ã "Oct"ã"Nov"ã"Dec" ã®ãããã (大æåã¨å°æåãåºå¥)ã
<year>-
4 æ¡ã®å¹´ã®æ°åããã¨ãã° "1990" ã¾ã㯠"2016"ã
<hour>-
2 æ¡ã®æã®æ°åããã¨ãã° "09" ã¾ã㯠"23"ã
<minute>-
2 æ¡ã®åã®æ°åããã¨ãã° "04" ã¾ã㯠"59"ã
<second>-
2 æ¡ã®ç§ã®æ°åããã¨ãã° "04" ã¾ã㯠"59"ã
- GMT
-
ã°ãªããã¸æ¨æºæãHTTP ã®æ¥ä»ã¯å¸¸ã« GMT ã§è¡¨ããã決ãã¦ç¾å°æéã§è¡¨ããããã¨ã¯ããã¾ããã
ä¾
Date: Wed, 21 Oct 2015 07:28:00 GMT
new Date().toUTCString();
// "Mon, 09 Mar 2020 08:13:24 GMT"
ä»æ§æ¸
| ä»æ§æ¸ | é¡å |
|---|---|
| RFC 7231, ã»ã¯ã·ã§ã³ 7.1.1.2: Date | Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content |