Baseline Widely available
maxLength
㯠HTMLTextAreaElement
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ãªãã¸ã§ã¯ãã® tooLong
ããããã£ã true
ã«ãªãã¾ãã
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ã
次㮠HTML ããã£ãã¨ãã¾ãã
<p>
<label for="comment">ã³ã¡ã³ã</label>
<textarea id="comment" minlength="10" maxlength="200"></textarea>
</p>
maxLength
ããããã£ã使ç¨ãã¦ã<textarea>
ã® maxlength
屿§å¤ãåå¾ã¾ãã¯è¨å®ãããã¨ãã§ãã¾ãã
const textareaElement = document.querySelector("#comment");
console.log(`è¦ç´ ã® maxLength: ${textareaElement.maxLength}`); // "è¦ç´ ã® maxlength: 200"
textareaElement.maxLength = 220; // ãã®è¦ç´ ã® maxlength 屿§å¤ãæ´æ°
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