[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [Z] address shortcuts, vi editor after-match variables alternation anchors .Net framework Java (java.util.regex) JavaScript PCRE lib Perl Version 5.8 PHP Python shell tools vi editor array preg_grep function (PHP) ASCII control characters atomic grouping awk |