Was this page helpful?
Your feedback about this content is important. Let us know what you think.
Additional feedback?
1500 characters remaining
Export (0) Print
Expand All

key method

Retrieves the key at the specified index in the collection.

Web Storage, Section 4.1Internet Explorer 8



var retval = Storage.key(lIndex);


lIndex [in]

Type: Integer

A zero-based index of the list entry, up to the length of the collection.

Return value

Type: String

Returns the name of the specified key.

Standards information


The key can be any string, including the empty string.

The order of keys may change when items are added to the collection.

Free the memory returned in pbstrKey with SysFreeString.

This method will throw an "Invalid Argument" exception if lIndex is out of range.

See also




© 2015 Microsoft