Deprecated: This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.
Returns the encoding as determined by the XML declaration. Should be null
if unspecified or unknown.
Warning: Do not use this attribute; it has been removed from the DOM Level 4 specification and is no longer supported in Firefox 10.0.
Consider the following XML Declaration:
xml
<?xml version="1.0" encoding="UTF-16"?>
Then, the result should be "UTF-16".