XBRL.php
public function getLinkbase( $linkbaseName )
	{
		return isset( $this->linkbases[ basename( $linkbaseName ) ] )
			? $this->linkbases[ basename( $linkbaseName ) ]
			: null;
	}
public function getLinkbase( $linkbaseName )
	{
		return isset( $this->linkbases[ basename( $linkbaseName ) ] )
			? $this->linkbases[ basename( $linkbaseName ) ]
			: null;
	}
public function getLinkbase ( $ linkbaseName ) { return isset ( $ this -> linkbases [ basename ( $ linkbaseName ) ] ) ? $ this -> linkbases [ basename ( $ linkbaseName ) ] : null ; }
Return the details of a namespace if it exists or null
@param string $linkbaseName
@return NULL|array
Return the details of a namespace if it exists or null