Helper/Bibtex.php
function _wordwrap($entry)
    {
        if (('' != $entry) && (is_string($entry))) {
            $entry = wordwrap($entry, $this->_options['wordWrapWidth'], $this->_options['wordWrapBreak'], $this->_options['wordWrapCut']);
        }
        return $entry;
    }
function _wordwrap($entry)
    {
        if (('' != $entry) && (is_string($entry))) {
            $entry = wordwrap($entry, $this->_options['wordWrapWidth'], $this->_options['wordWrapBreak'], $this->_options['wordWrapCut']);
        }
        return $entry;
    }
function _wordwrap ( $ entry ) { if ( ( '' != $ entry ) && ( is_string ( $ entry ) ) ) { $ entry = wordwrap ( $ entry , $ this -> _options [ 'wordWrapWidth' ] , $ this -> _options [ 'wordWrapBreak' ] , $ this -> _options [ 'wordWrapCut' ] ) ; } return $ entry ; }
Wordwrap an entry

@access private
@param string $entry The entry to wrap
@return string wrapped entry
Wordwrap an entry