Syntax Syntax
Source Source
File: wp-includes/atomlib.php
function ns_to_prefix($qname, $attr=false) { # split 'http://www.w3.org/1999/xhtml:div' into ('http','//www.w3.org/1999/xhtml','div') $components = explode(":", $qname); # grab the last one (e.g 'div') $name = array_pop($components); if(!empty($components)) { # re-join back the namespace component $ns = join(":",$components); foreach($this->ns_contexts as $context) { foreach($context as $mapping) { if($mapping[1] == $ns && strlen($mapping[0]) > 0) { return array($mapping, "$mapping[0]:$name"); } } } } if($attr) { return array(null, $name); } else { foreach($this->ns_contexts as $context) { foreach($context as $mapping) { if(strlen($mapping[0]) == 0) { return array($mapping, $name); } } } }