Baseline Widely available
checkValidity()
㯠HTMLFormElement
ã¤ã³ã¿ã¼ãã§ã¤ã¹ã®ã¡ã½ããã§ãé¢é£ä»ããããã³ã³ããã¼ã«ãã¹ã¦ãé©ç¨ãããå¶ç´æ¤è¨¼ã«ã¼ã«ãæºããã¦ãããã©ããã示ãè«çå¤ãè¿ãã¾ãã ãã®ã¡ã½ããã¯ãå¤ã䏿£ãªè¦ç´ ã«ãããã対ã㦠invalid
ã¤ãã³ããçºè¡ãã¾ããããã®ãã©ã¼ã è¦ç´ èªä½ã«ã¯çºè¡ãã¾ããã checkValidity()
ã«ã¯æ¢å®ã§ãã©ã¦ã¶ã¼ã®åä½ãè¨å®ããã¦ããªãããããã® invalid
ã¤ãã³ãããã£ã³ã»ã«ãã¦ã广ã¯ããã¾ããã
ã¡ã¢: CSS ã® :valid
ããã³ :invalid
æ¬ä¼¼ã¯ã©ã¹ã¯ã<form>
è¦ç´ èªä½ã®å¦¥å½æ§ã§ã¯ãªãã <form>
è¦ç´ ã«æå±ãããã©ã¼ã ã³ã³ããã¼ã«ã®å¦¥å½æ§ã«åºã¥ãã¦é©ç¨ããã¾ãã
ãªãã
è¿å¤é¢é£ä»ãããããã©ã¼ã ã³ã³ããã¼ã«ã®å¤ã«å¦¥å½æ§ã®åé¡ããªããã° true
ãè¿ããããã§ãªããã° false
ãè¿ãã¾ãã
次ã®ä¾ã§ã¯ãcheckValidity()
ãå¼ã³åºãã¨ãtrue
ã¾ã㯠false
ãè¿ãã¾ãã
const element = document.getElementById("myForm");
console.log(element.checkValidity());
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