Swap The Characters by llhuii

n=i=index($0=$(OFS=FS=E)," "){for(;c=e$++i;i++)for(k=i++;--k;)$k=$k==c?$i:$k==$i?c:$k}NF=n-1

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

download

return to the top page