Perl Cookbook, Second Edition
| [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] /o pattern-matching modifier O_ flags 2nd O_NONBLOCK option OASIS group object attributes object methods object-oriented programming 2nd objects cloning parent objects closures as constructing 2nd destroying 2nd determining subclass membership managing class data managing instance data tied objects oct( ) octal numbers, converting values, working with symbolic file permissions instead octets treating Unicode strings as open pragma open( ) [See also processes] caching open filehandles creating temporary files file access modes file descriptors, creating aliases for filehandles storing in variables filtering output magic open reading from other programs unusual filenames opendir( ) globbing readdir( ) opening file descriptors files OpenSSL libraries operators line input 2nd overloading OR functionality in regular expressions or operator, vs. || operator ord( ) outer( ) outlaw $_ program outline programs output controlling decimal places controlling for other programs filtering flushing gathering from programs random access I/O writing to other programs output( ) output_fh( ) output_file( ) overloading operators overridden methods overriding built-in functions signal handlers |