Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] failure atomic grouping forcing 2nd 3rd 4th FF 2nd file globs file-check example filename patterns (globs) prepending to line filename example 2nd Filo, David \p{Final_Punctuation} 2nd 3rd find method region FindAmpersand Fite, Liz five modifiers example flags method flavor Perl superficial chart .NET general Java PCRE Perl 2nd PHP POSIX term defined flex version covered floating 'string' floating-point number example forcing failure 2nd 3rd 4th foreach vs. while vs. if form letter example \p{Format} 2nd 3rd freeflowing regex Friedl, Alfred Friedl, brothers Friedl, Fumie birthday Friedl, Jeffrey Friedl, Stephen 2nd fully qualified name functions related to regexes in Perl |