" " ~ [[:blank:]] | |
" " ~ [[:space:]] | |
\a !~ [[:blank:]] | |
\a !~ [[:space:]] | |
\b !~ [[:blank:]] | |
\b !~ [[:space:]] | |
\f ~ [[:blank:]] | |
\f ~ [[:space:]] | |
\n ~ [[:blank:]] | |
\n ~ [[:space:]] | |
\r ~ [[:blank:]] | |
\r ~ [[:space:]] | |
\t ~ [[:blank:]] | |
\t ~ [[:space:]] | |
\v ~ [[:blank:]] | |
\v ~ [[:space:]] |