lzegrep
searches for extended regular expression patterns in lzip-compressed files
TLDR
Search with extended regex
$ lzegrep [pattern] [file.lz]
Case-insensitive search$ lzegrep -i [pattern] [file.lz]
Show line numbers$ lzegrep -n [pattern] [file.lz]
SYNOPSIS
lzegrep [options] pattern [file...]
DESCRIPTION
lzegrep searches for extended regular expression patterns in lzip-compressed files. Equivalent to lzgrep -E. Automatically decompresses before searching.