nl_tokens: * META (( export #t ))
pl_tokens: function sc_vectorCopyBang ( target , tstart , source , sstart , send ) { if ( ! sstart ) sstart = 0 ; if ( ! send ) send = source . length ; // if target == source we don't want to overwrite not yet copied elements. if ( tstart <= sstart ) { for ( var i = tstart , j = sstart ; j < send ; i ++ , j ++ ) { target [ i ] = source [ j ] ; } } else { var diff = send - sstart ; for ( var i = tstart + diff - 1 , j = send - 1 ; j >= sstart ; i -- , j -- ) { target [ i ] = source [ j ] ; } } return <mask> ; }