| 略記 | 説明 |
|---|---|
| {D} | [0-9] |
| {L} | [A-Za-z] |
| {SP} | [(),;\.\\<>@\[\]:] |
| {NUMBER} | [0-9]+ |
| {WORD} | [A-Za-z]+ |
| {CR} | \r |
| {LF} | \n |
| {LWSP} | [ \t] |
| {CRLF} | (\r\n) |
| {WSP} | [ \t\f]+ |
| {ALLC} | . |
| メタ記号 | 説明 |
|---|---|
| \s | [[:space:]] |
| \S | [^[:space:]] |
| \d | [[:digit:]] |
| \D | [^[:digit:]] |
| \w | [_[:alnum:]] |
| \W | [^_[:alnum:]] |