Baseline Widely available
hostname
㯠HTMLAreaElement
ã¤ã³ã¿ã¼ãã§ã¤ã¹ã®ããããã£ã§ããã® <area>
è¦ç´ ã® URL ã®ãã¡ã¤ã³åã¾ã㯠IP ã¢ãã¬ã¹ã®ã©ã¡ãããå«ãæååã§ãããã® URL ã«ãã¹ãåããªãå ´åããã®ããããã£ã«ã¯ç©ºæåå (""
) ãå
¥ãã¾ãã IPv4 ããã³ IPv6 ã¢ãã¬ã¹ã¯ãå
é ã® 0 ãåé¤ããããªã©æ£è¦åããããã¡ã¤ã³å㯠IDN ã«å¤æããã¾ãã
詳ãã㯠URL.hostname
ãåç
§ãã¦ãã ããã
area
è¦ç´ ã«é¢é£ä»ãããã URL ã®ãã¡ã¤ã³ãå«ãæååã§ãã ã»ãã¿ã¼ã¨ã²ãã¿ã¼ã®ä¸¡æ¹ã¨ãã¦ä½¿ç¨ãããã¨ãã§ãã¾ãã
<textarea id="log" rows="4" cols="100"></textarea>
<map name="infographic">
<area
id="area1"
shape="rect"
coords="184,6,253,27"
href="/ja/docs/HTMLAreaElement"
target="_blank"
alt="Mozilla" />
<area
id="area2"
shape="circle"
coords="130,136,60"
href="https://coolexample.com/"
target="_blank"
alt="MDN" />
</map>
// è¦ç´ ãææ¸å
ã«ãã£ãã¨ãã¾ã
const area1 = document.getElementById("area1");
const area2 = document.getElementById("area2");
const log = document.getElementById("log");
log.textContent = `area1 hostname: ${area1.hostname} \n`; // 'developer.mozilla.org'
log.textContent += `area2 hostname: ${area2.hostname}`; // 'coolexample.com'
仿§æ¸ ãã©ã¦ã¶ã¼ã®äºææ§ é¢é£æ
å ±
HTMLAreaElement
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HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4