Baseline Widely available *
HTMLFormElement
ã¤ã³ã¿ã¼ãã§ã¤ã¹ã¯ DOM å
ã® <form>
è¦ç´ ã表ãã¾ããããã¯ããã©ã¼ã ã®ã³ã³ãã¼ãã³ãè¦ç´ ã¸ã®ã¢ã¯ã»ã¹ã ãã§ãªãããã©ã¼ã ã®æ§ã
ãªå´é¢ã¸ã®ã¢ã¯ã»ã¹ããå ´åã«ãã£ã¦ã¯å¤æ´ãå¯è½ã«ãã¾ãã
ãã®ã¤ã³ã¿ã¼ãã§ã¤ã¹ã«ã¯è¦ªã§ãã HTMLElement
ããç¶æ¿ããããããã£ãããã¾ãã
HTMLFormElement.elements
èªåå°ç¨
HTMLFormControlsCollection
ã§ããã®ãã©ã¼ã è¦ç´ ã«æå±ãããã¹ã¦ã®ãã©ã¼ã ã³ã³ããã¼ã«ãä¿æãã¾ãã
HTMLFormElement.length
èªåå°ç¨
long
ã§ããã©ã¼ã å
ã®ã³ã³ããã¼ã«ã®æ°ãåæ ãã¾ãã
HTMLFormElement.name
æååã§ããã©ã¼ã ã® name
屿§ã®å¤ãåæ ãããã©ã¼ã ã®ååã表ãã¾ãã
HTMLFormElement.method
æååã§ããã©ã¼ã ã® method
屿§ã®å¤ãåæ ãããã©ã¼ã ãéä¿¡ããããã«ä½¿ç¨ãã HTTP ã¡ã½ããã示ãã¾ããæå®ãããå¤ã®ã¿ãè¨å®ã§ãã¾ãã
HTMLFormElement.target
æååã§ããã©ã¼ã ã® target
屿§ã®å¤ãåæ ãããã©ã¼ã ãéä¿¡ãã¦åãåã£ãçµæã表示ããå ´æã示ãã¾ãã
HTMLFormElement.action
æååã§ããã©ã¼ã ã® action
屿§ã®å¤ãåæ ãããã©ã¼ã ã«ãã£ã¦éä¿¡ãããæ
å ±ãå¦çããããã°ã©ã ã® URI ã示ãã¾ãã
HTMLFormElement.encoding
ã¾ã㯠HTMLFormElement.enctype
æååã§ããã©ã¼ã ã® enctype
屿§ã®å¤ãåæ ãããã©ã¼ã ããµã¼ãã¼ã¸éä¿¡ããã®ã«ä½¿ç¨ããã³ã³ãã³ãã®åã示ãã¾ããæå®ãããæ¹ã®ã¿ãè¨å®ã§ãã¾ããäºã¤ã®ããããã£ã¯å¥åã§ãã
HTMLFormElement.acceptCharset
æååã§ããã©ã¼ã ã® accept-charset
屿§ã®å¤ãåæ ãããµã¼ãã¼ãåãä»ããæåã¨ã³ã³ã¼ãã£ã³ã°ã表ãã¾ãã
HTMLFormElement.autocomplete
æååã§ããã©ã¼ã ã® autocomplete
屿§ã®å¤ãåæ ãããã©ã¦ã¶ã¼ãèªåçã«ãã®ãã©ã¼ã å
ã®ã³ã³ããã¼ã«ã®å¤ãçã¿åºããã¨ãã§ãããã©ããã示ãã¾ãã
HTMLFormElement.noValidate
Boolean
ã§ããã©ã¼ã ã® novalidate
屿§ã®å¤ãåæ ãããã©ã¼ã ã®æ¤è¨¼ãè¡ããªããã©ããã示ãã¾ãã
ååã®ä»ããå
¥åæ¬ãããããã£ã¨ãã¦ãªã¼ãã¼ã®ãã©ã¼ã ã®ã¤ã³ã¹ã¿ã³ã¹ã«è¿½å ãããåãååã®ãã¤ãã£ãã®ããããã£ãããã¨ä¸æ¸ããã¦ãã¾ãã¾ãï¼ä¾ãã°ããã©ã¼ã ã« action
ã¨ããååã®å
¥åæ¬ãããå ´åã action
ããããã£ã¯ãã©ã¼ã ã® action
屿§ã§ã¯ãªããã®å
¥åæ¬ãè¿ãã¾ãï¼ã
ãã®ã¤ã³ã¿ã¼ãã§ã¤ã¹ã«ã¯è¦ªã§ãã HTMLElement
ããç¶æ¿ããã¡ã½ãããããã¾ãã
checkValidity()
ãã®è¦ç´ ã®åã³ã³ããã¼ã«ãå¶ç´æ¤è¨¼ã®å¯¾è±¡ã¨ãªãããããã®å¶ç´ãæºããã¦ããå ´å㯠true
ãè¿ãã¾ããå¶ç´ãæºãããªãã³ã³ããã¼ã«ãããå ´å㯠false
ãè¿ãã¾ããå¶ç´ãæºãããªãã³ã³ããã¼ã«ã«å¯¾ãã¦ãinvalid
ã¨ããååã®ã¤ãã³ããçºçããã¾ããã¤ãã³ãããã£ã³ã»ã«ãããªãå ´åããã®ãããªã³ã³ããã¼ã«ã¯ç¡å¹ã¨ã¿ãªããã¾ããfalse
ã«ã©ã対å¿ãããã¯ããã°ã©ãã¼æ¬¡ç¬¬ã§ãã
reportValidity()
è¦ç´ ã®åã³ã³ããã¼ã«ããã®æ¤è¨¼ããå¶ç´ãæºããã¦ããå ´åãtrue
ãè¿ãã¾ããfalse
ãè¿ãããå ´åãç¡å¹ãªåè¦ç´ ããããã«ãã£ã³ã»ã«å¯è½ãª invalid
ã¤ãã³ããçºçããæ¤è¨¼ä¸ã®åé¡ãã¦ã¼ã¶ã¼ã«å ±åããã¾ãã
requestSubmit()
æå®ãããéä¿¡ãã¿ã³ã¨ããã«å¯¾å¿ããè¨å®ã使ç¨ãã¦ãã©ã¼ã ãéä¿¡ããããè¦æ±ãã¾ãã
reset()
ãã©ã¼ã ãåæç¶æ ã«ãªã»ãããã¾ãã
submit()
ãã©ã¼ã ããµã¼ãã¼ã¸éä¿¡ãã¾ãã
ãããã®ã¤ãã³ããå¾
ã¡åãããã«ã¯ãaddEventListener()
ã使ç¨ãããããã®ã¤ã³ã¿ã¼ãã§ã¤ã¹ã® oneventname
ããããã£ã¸ã¤ãã³ããªã¹ãã¼ã代å
¥ããããã¦ãã ããã
formdata
formdata
ã¤ãã³ãã¯ããã©ã¼ã ã®ãã¼ã¿ã表ãé
ç®ãªã¹ããæ§ç¯ãããã¨çºè¡ããã¾ãã
reset
reset
ã¤ãã³ãã¯ãã©ã¼ã ããªã»ãããããã¨ãã«çºè¡ããã¾ãã
submit
submit
ã¤ãã³ãã¯ãã©ã¼ã ãéä¿¡ãããã¨ãã«çºè¡ããã¾ãã
HTMLFormElement
ãªãã¸ã§ã¯ããåå¾ããã«ã¯ãCSS ã»ã¬ã¯ã¿ã¼ã¨ querySelector()
ã使ãããdocument ã® forms
ããããã£ã使ã£ã¦ãã¹ã¦ã®ãã©ã¼ã ã®ãªã¹ããåå¾ã§ãã¾ãã
Document.forms
㯠HTMLFormElement
ãªãã¸ã§ã¯ãã®é
åãã¤ã¾ããã®ãã¼ã¸ã®åãã©ã¼ã ã®ä¸è¦§ãè¿ãã¾ãããã®å¾ã以ä¸ã®æ§æã使ç¨ãã¦ãåã
ã®ãã©ã¼ã ãåå¾ãããã¨ãã§ãã¾ãã
document.forms[index]
ãã©ã¼ã é
åã®æå®ãã index
ã®ãã©ã¼ã ãè¿ãã¾ãã
document.forms[id]
ID ã id
ã§ãããã©ã¼ã ãè¿ãã¾ãã
document.forms[name]
name
屿§å¤ã name
ã§ãããã©ã¼ã ãè¿ãã¾ãã
ãã©ã¼ã ã®ãã¼ã¿ãå«ãè¦ç´ ã®ä¸è¦§ã«ã¢ã¯ã»ã¹ããã«ã¯ããã©ã¼ã ã® elements
ããããã£ã調ã¹ããã¨ã§ã§ãã¾ããããã¯ãã©ã¼ã ã®ã¦ã¼ã¶ã¼ãã¼ã¿å
¥åè¦ç´ ããã¹ã¦åæãã HTMLFormControlsCollection
ãè¿ãã¾ããããã«ã¯ <form>
ã®åå«ã¨ã form
屿§ã使ã£ããã©ã¼ã ã®ã¡ã³ãã¼ãããªããã®ã®ä¸¡æ¹ãè¿ããã¾ãã
ãã©ã¼ã ã®è¦ç´ ãæ¢ãã®ã« form
ã®ãã¼ã¨ã㦠name
屿§ã使ããã¨ãã§ãã¾ããã elements
ã使ãã®ãããè¯ãæ¹æ³ã§ãããã©ã¼ã è¦ç´ ã®ã¿ãå«ã¿ãform
ã®ä»ã®å±æ§ã¨æ··åããããã¨ããªãããã§ãã
ååã«ãã£ã¦ã¯ JavaScript ããã®ããããã£ãè¦ç´ ã®ã¢ã¯ã»ã¹ã«å¹²æ¸ãã¾ãã
ä¾ãã°ã
<input name="id">
㯠<form id="â¦">
ãããåªå
ããã¾ããã¤ã¾ã form.id
ã§ã¯ãã©ã¼ã ã® id ãåç
§ããã«ãååã "id"
ã§ããè¦ç´ ãåç
§ãã¾ãããã®ä»ã®ããããã£ãåæ§ã§ãããä¾ãã° <input name="action">
ã <input name="post">
ãããã§ãã<input name="elements">
ã使ãã¨ãelements
ã®ã³ã¬ã¯ã·ã§ã³ãã¢ã¯ã»ã¹ä¸è½ã«ãªãã¾ããform.elements
ã¯ç¹å®ã®è¦ç´ ãåç
§ããããã«ãªãã¾ããè¦ç´ åã®ããããåé¡ãé¿ããã«ã¯ã
elements
ã®ã³ã¬ã¯ã·ã§ã³ã使ã£ã¦ãè¦ç´ åã¨ãã©ã¼ã ããããã£ã¨ã®ããã¾ãããé¿ãã¾ãããã"elements"
ã使ããªãã§ãã ãããJavaScript ã使ã£ã¦ããªããã°ãããã¯åé¡ã«ãªãã¾ããã
ãã©ã¼ã ã³ã³ããã¼ã«ã¨è¦ãªãããè¦ç´HTMLFormElement.elements
ããã³ HTMLFormElement.length
ã«å«ã¾ããè¦ç´ ã¯ä»¥ä¸ã®ãã®ã§ãã
<button>
<fieldset>
<input>
ï¼type
ã "image"
ã®ãã®ã¯æ´å²çãªçç±ã«ããé¤å¤ããã¾ãï¼<object>
<output>
<select>
<textarea>
elements
ãè¿ãä¸è¦§ã«ã¯ä»ã®è¦ç´ ãè¨è¼ãããªãã®ã§ããã©ã¼ã ãå¦çããéã«æãéè¦ãªè¦ç´ ãåå¾ããããã®åªããæ¹æ³ã¨ãªãã¾ãã
æ°ãããã©ã¼ã è¦ç´ ã使ãããã®å±æ§ã夿´ããéä¿¡ãã¾ãã
const f = document.createElement("form"); // ãã©ã¼ã ã使
document.body.appendChild(f); // ææ¸ã®æ¬ä½ã«è¿½å
f.action = "/cgi-bin/some.cgi"; // action ããã³ method 屿§ã追å
f.method = "POST";
f.submit(); // ãã©ã¼ã ã® submit() ã¡ã½ãã
<form>
è¦ç´ ããæ
å ±ãåãåºãããã®å±æ§ã®ããã¤ããè¨å®ãã¾ãã
<form name="formA" action="/cgi-bin/test" method="post">
<p>Press "Info" for form details, or "Set" to change those details.</p>
<p>
<button type="button" onclick="getFormInfo();">Info</button>
<button type="button" onclick="setFormInfo(this.form);">Set</button>
<button type="reset">Reset</button>
</p>
<textarea id="form-info" rows="15" cols="20"></textarea>
</form>
<script>
function getFormInfo() {
// ãã©ã¼ã ã®ååãããã®ãã©ã¼ã ã¸ã®åç
§ãåå¾ãã
const f = document.forms["formA"];
// é¢å¿ã®ãããã©ã¼ã ããããã£
const properties = [
"elements",
"length",
"name",
"charset",
"action",
"acceptCharset",
"action",
"enctype",
"method",
"target",
];
// ããããã£ãå復å¦çããæååã«åé¢ãã¦ã¦ã¼ã¶ã¼ã«è¡¨ç¤ºã§ããããã«ãã
const info = properties
.map((property) => `${property}: ${f[property]}`)
.join("\n");
// ãã©ã¼ã ã® <textarea> ã«ãã©ã¼ã ã®ããããã£ã表示ããããã«è¨å®ãã
document.forms["formA"].elements["form-info"].value = info; // document.forms["formA"]['form-info'].value would also work
}
function setFormInfo(f) {
// 弿°ã¯ããã©ã¼ã è¦ç´ ã®åç
§ã§ãªããã°ãªããªã
f.action = "a-different-url.cgi";
f.name = "a-different-name";
}
</script>
<form>
ãæ°ããã¦ã£ã³ãã¦ã¸éä¿¡ãã¾ãã
<!doctype html>
<html lang="en-US">
<head>
<meta charset="utf-8" />
<title>Example new-window form submission</title>
</head>
<body>
<form action="test.php" target="_blank">
<p>
<label>First name: <input type="text" name="first-name" /></label>
</p>
<p>
<label>Last name: <input type="text" name="last-name" /></label>
</p>
<p>
<label><input type="password" name="pwd" /></label>
</p>
<fieldset>
<legend>Pet preference</legend>
<p>
<label><input type="radio" name="pet" value="cat" /> Cat</label>
</p>
<p>
<label><input type="radio" name="pet" value="dog" /> Dog</label>
</p>
</fieldset>
<fieldset>
<legend>Owned vehicles</legend>
<p>
<label
><input type="checkbox" name="vehicle" value="Bike" />I have a
bike</label
>
</p>
<p>
<label
><input type="checkbox" name="vehicle" value="Car" />I have a
car</label
>
</p>
</fieldset>
<p><button>Submit</button></p>
</form>
</body>
</html>
仿§æ¸ ãã©ã¦ã¶ã¼ã®äºææ§ é¢é£æ
å ±
<form>
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