lhunath 1174467706 learn Posix BRE: http://www.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap09.html#tag_09_03 lhunath 1174468031 forget lhunath 1174468043 learn Posix Basic Regular Expressions: http://www.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap09.html#tag_09_03 greycat 1319035170 forget greycat 1319035196 learn Basic Regular Expressions. See http://mywiki.wooledge.org/RegularExpressions or (POSIX) http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap09.html#tag_09_03 geirha 1319484484 forget geirha 1319484493 learn Basic Regular Expressions. See http://mywiki.wooledge.org/RegularExpression or (POSIX) http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap09.html#tag_09_03 kerframil 1614820668 forget kerframil 1614820679 learn Basic Regular Expressions. See http://mywiki.wooledge.org/RegularExpression or (POSIX) https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap09.html#tag_09_03