zgrep - search possibly compressed files for a regular expression
2. SYNOPSIS ▲
zgrep [ grep_options ] [ -e ] pattern filename ". . ."
3. DESCRIPTION ▲
Zgrepinvokes grepon compressed or gzipped files. All options specified are passed directly to grep . If no file is specified, then the standard input is decompressed if necessary and fed to grep. Otherwise the given files are uncompressed if necessary and fed to grep .
If the GREP environment variable is set, zgrepuses it as the grepprogram to be invoked.
4. AUTHOR ▲
Charles Levert ()