namespaces Collection

Retrieves a collection of namespace objects.

dhtml语法

[ oNamespace = ] document.namespaces
[ oObject = ] document.namespaces(iIndex)

DHTML可能的值

oNamespace Array of namespace objects.
oObject Reference to an individual item in the array of elements contained by the object.
iIndex Required. Integer that specifies the zero-based index of the item to be returned.

Members Table

The following table lists the members exposed by the namespaces object. Click a tab on the left to choose the type of member you want to view.
Attributes/Properties
Property Description
length Sets or retrieves the number of objects in a collection.
Methods
Method Description
add Creates a new namespace object and adds it to the collection.
item Retrieves a namespace object from the namespaces collection.

DHTML代码范例

This sample demonstrates how to programmatically retrieve the names for all namespaces within the primary document.

<HTML XMLNS:firstNS
XMLNS:secondNS
XMLNS:thirdNS>
<HEAD>
<?IMPORT NAMESPACE="firstNS" IMPLEMENTATION="some_namespace.htc">
<?IMPORT NAMESPACE="secondNS" IMPLEMENTATION="some_namespace.htc">
<?IMPORT NAMESPACE="thirdNS" IMPLEMENTATION="some_namespace.htc">
<SCRIPT>
function getNS(){
// Retrieving the namespace's name two different ways.
var strInfo = "The following methods demonstrate how to retrieve a "
strInfo += "namespace's name.\n\n";
for(x = 0; x < document.namespaces.length; x++){
oRow = oTable.insertRow();
//Create cell with the Index.
oCell = oRow.insertCell();
oCell.align = 'center';
oCell.innerText = x;
/* Create cell with the namespace name using
document.namespaces.item(iIndex).name. */
oCell = oRow.insertCell();
oCell.align = 'center';
oCell.innerText = document.namespaces.item(x).name;
/* Create cell with the namespace name using
document.namespaces(iIndex).name. */
oCell = oRow.insertCell();
oCell.align = 'center';
oCell.innerText = document.namespaces(x).name;
}
}
</SCRIPT>
</HEAD>
<BODY>
<TABLE id="oTable" BORDER=1>
<TR>
<TH>Index</TH>
<TH>Using<BR>document.namespaces.item(iIndex).name</TH>
<TH>Using<BR>document.namespaces(iIndex).name</TH>
</TR>
</TABLE>
<BR>
<BUTTON id="btn1" onclick="getNS();">Retrieve names</BUTTON>
</BODY>
</HTML>

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是否符合公共标准

There is no public standard that applies to this collection.

Applies To

document

更多语法参考

introduction to viewlink, About Element Behaviors