返回到：Prototype – 表单管理
此方法返回表单中所有表单控件的集合。
注– 结果中不包含 OPTION 元素；只有它们的父 SELECT 控件是。
语法
form.getElements();
返回值
它返回一个 HTMLFormElement 数组。
例子
HTML
x
47
47
1
<html>2
<head>3
<title>Prototype examples</title>4
<script type = "text/javascript" src = "/javascript/prototype.js"></script>5
6
<script>7
function showResult() {8
var form = $('example'); 9
var arr = form.getElements(); 10
arr.each(function(item) {11
alert("Return Element : " + item.inspect());12
});13
}14
</script>15
</head>16
17
<body>18
<p>Click the button to see the result.</p>19
<br />20
21
<form id = "example" action = "#" onsubmit = "return false">22
<fieldset>23
<legend>User info</legend>24
<div>25
<label for = "username">Username:</label> 26
<input name = "username" id = "username" value = "Sulien" type = "text">27
</div>28
<div>29
<label for = "age">Age:</label> 30
<input name = "age" id = "age" value = "23" size = "3" type = "text">31
</div>32
<div>33
<label for = "hobbies">Your hobbies are:</label>34
<select name = "hobbies" id = "hobbies" multiple = "multiple">35
<option>coding</option>36
<option>swimming</option>37
<option>hiking</option>38
<option>drawing</option>39
</select>40
</div>41
</fieldset>42
</form>43
<br />44
45
<input type = "button" value = "Result" onclick = "showResult();"/>46
</body>47
</html>返回到：Prototype – 表单管理
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作者：terry，如若转载，请注明出处：https://www.web176.com/prototype_api/8516.html
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