Baseline Widely available
toggle()
㯠DOMTokenList
ã¤ã³ã¿ã¼ãã§ã¤ã¹ã®ã¡ã½ããã§ã渡ããããã¼ã¯ã³ããªã¹ãããåé¤ãã false
ãè¿ãã¾ãããã®ãã¼ã¯ã³ãåå¨ããªãã£ãå ´åã¯ã追å ã㦠true
ãè¿ãã¾ãã
toggle(token)
toggle(token, force)
弿°
token
æååã§ããã°ã«åãæ¿ãããããã¼ã¯ã³ã表ãã¾ãã
force
çç¥å¯
åå¨ããå ´åã¯ãçæ¹ã®æä½ã®ã¿ãè¡ãã¾ãã false
ã«è¨å®ããã¨ã token
ãåé¤ããã ãã¨ãªãã追å ã¯è¡ãã¾ããã true
ã«è¨å®ããã¨ã token
ã追å ããã ãã¨ãªããåé¤ã¯è¡ãã¾ããã
true
ã¾ã㯠false
ã®è«çå¤ã§ãå¼ã³åºãå¾ã« token
ããªã¹ãã«åå¨ãããã©ããã示ãã¾ãã
以ä¸ã®ä¾ã§ã¯ã <span>
è¦ç´ ã«è¨å®ãããã¯ã©ã¹ã®ãªã¹ãã DOMTokenList
ã¨ãã¦åãåãã®ã« Element.classList
ã使ç¨ãã¦ãã¾ãããããããªã¹ãå
ã®ãã¼ã¯ã³ãç½®ãæãããªã¹ãã <span>
ã® Node.textContent
ã«æ¸ãè¾¼ã¿ã¾ãã
æåã« HTML ã§ãã
<span class="a b">classList is 'a b'</span>
ãã㦠JavaScript ã§ãã
const span = document.querySelector("span");
const classes = span.classList;
span.addEventListener("click", () => {
const result = classes.toggle("c");
span.textContent = `'c' ${
result ? "added" : "removed"
}; classList is now "${classes}".`;
});
åºåçµæã¯ä»¥ä¸ã®ããã«ãªããããã¹ããã¯ãªãã¯ãããã³ã«å¤åãã¾ãã
force 弿°ã®è¨å®2 çªç®ã®å¼æ°ã¯ãã¯ã©ã¹ãå«ãããã©ãããæ±ºå®ããããã«ä½¿ç¨ãããã¨ãã§ãã¾ãããã®ä¾ã§ã¯ããã©ã¦ã¶ã¼ã®ã¦ã£ã³ãã¦å¹ ã 1000 ãã¯ã»ã«ä»¥ä¸ã®å ´åã«ã®ã¿ 'c' ã¯ã©ã¹ãå«ãã¾ãã
span.classList.toggle("c", window.innerWidth > 1000);
仿§æ¸ ãã©ã¦ã¶ã¼ã®äºææ§
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