JavaScript Reference/Javascript Methods/item
Версия от 18:30, 25 мая 2010; (обсуждение)
"item()" Example
<html>
<body>
<input type="button" id="button" value="See the value of this button"
onclick="alert(document.all.item("button").value);">
</body>
</html>
"item()" is applied to
Names noted with an asterisk (*) are JavaScript properties only.
+----------------+--------------------------------------------------------------+
| Applied_To |all* anchors* |
| |applets* areas* |
| |attributes* behaviorUrns* |
| |blockFormats* boundElements* |
| |cells* childNodes* |
| |children* controlRange* |
| |elements* embeds* |
| |filters* fonts* |
| |<form> forms* |
| |frames* images* |
| |imports* links* |
| |mimeTypes* namespaces* |
| |options* pages* |
| |plugins* rows* |
| |rules* scripts* |
| |styleSheets* tBodies* |
+----------------+--------------------------------------------------------------+
"item()" Syntax, Parameters and Note
Note:
Returns either the item or <input> element.
Syntax:
collectionName.item(param1, param2)
document.formID.item(param1, param2)
document.all.formID.item(param1, param2) // IE only
Parameters:
param1 Required; zero-based index or the desired member"s id or name attribute.
param2 Optional; zero-based index of returned elements for the results returned
if param1 matches more than one element.