t.substr (revision 60d717baf2144cf344ec9b47d715ce837b5d46d4) - OpenGrok cross reference for /freebsd/contrib/one-true-awk/testdir/t.substr

1substr($2, 1, 1) ~ /[abc]/
2substr($2, length($2)) !~ /[a-z]/
3substr($2, length($2)) ~ /./
4