nl_tokens: ** parse () - Parse a UUID into its component bytes **
pl_tokens: function parse ( s , buf , offset ) { var i = ( buf && offset ) || 0 , ii = 0 ; buf = buf || [ ] ; s . toLowerCase ( ) . <mask> ( / [0-9a-f]{2} / g , function ( oct ) { if ( ii < 16 ) { // Don't overflow! buf [ i + ii ++ ] = _hexToByte [ oct ] ; } } ) ; // Zero out remaining bytes if string was short while ( ii < 16 ) { buf [ i + ii ++ ] = 0 ; } return buf ; }