urlencode

s/%/%25/g
s/ /%20/g
s/ /%09/g
s/!/%21/g
s/"/%22/g
s/#/%23/g
s/\$/%24/g
s/\&/%26/g
s/'\''/%27/g
s/(/%28/g
s/)/%29/g
s/\*/%2A/g
s/+/%2B/g
s/,/%2C/g
s/-/%2D/g
s/\./%2E/g
s/\//%2F/g
s/:/%3A/g
s/;/%3B/g
s//%3E/g
s/?/%3F/g
s/=/%3D/g
s/@/%40/g
s/\[/%5B/g
s/\\/%5C/g
s/\]/%5D/g
s/\^/%5E/g
s/_/%5F/g
s/`/%60/g
s/{/%7B/g
s/|/%7C/g
s/}/%7D/g
s/~/%7E/g
s/      /%09/g