JavaScript Reference/Javascript Properties/canHaveChildren
Версия от 18:30, 25 мая 2010; (обсуждение)
"canHaveChildren" Example
<html>
<head>
<script language="JavaScript">
function function1() {
for (var i = 0; i < document.all.length; i++) {
if (document.all[i].canHaveChildren) {
document.all[i].style.color = "blue";
}
}
alert("Colored elements can have children!");
}
</script>
</head>
<body>
<input type="button"
value="Color in blue only the elements that can have children"
onClick="function1();">
<input type="checkbox" checked>
The checkbox label
<input type="text" name="text1" value="Some textbox here.">
<table cellpadding="10" border="2">
<tr>
<th width="80">Header 1</th>
<th width="80">Header 2</th>
<th width="80">Header 3</th>
</tr>
<tr>
<td>Cell 1</td>
<td>Cell 2</td>
<td>Cell 3</td>
</tr>
<tr>
<td>Cell 4</td>
<td>Cell 5</td>
<td>Cell 6</td>
</tr>
</table>
<p> p </p>
<hr>
</body>
</html>
"canHaveChildren" is applied to
+----------------+--------------------------------------------------------------+
| Applied_To |<a> <acronym> |
| |<address> <b> |
| |<bdo> <big> |
| |<blockquote> <body> |
| |<button> <caption> |
| |<center> <cite> |
| |<code> <col> |
| |<colgroup> <comment> |
| |<custom> <dd> |
| |<del> <dfn> |
| |<dir> <div> |
| |<dl> <dt> |
| |<em> <fieldset> |
| |<font> <form> |
| |<frameset> <head> |
| |<hn> <html> |
| |<i> <iframe> |
| |<input type="button"> <input type="checkbox"> |
| |<input type="file"> <input type="image"> |
| |<input type="password"> <input type="radio"> |
| |<input type="reset"> <input type="submit"> |
| |<input type="text"> <ins> |
| |<kbd> <label> |
| |<legend> <li> |
| |<listing> <map> |
| |<marquee> <menu> |
| |<object> <ol> |
| |<option> <p> |
| |<plaintext> <pre> |
| |<q> <s> |
| |<samp> <select> |
| |<small> <span> |
| |<strike> <strong> |
| |<sub> <sup> |
| |<table> <tbody> |
| |<td> <textarea> |
| |<tfoot> <th> |
| |<thead> <tr> |
| |<tt> <u> |
| |<ul> <var> |
| |<xmp> |
+----------------+--------------------------------------------------------------+
"canHaveChildren" Syntax and Note
Note:
Read-only property.
Indicates whether or not the element can have children.
Syntax:
document.all.elementID.canHaveChildren