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Diffstat (limited to 'doc/textutils.texi')
-rw-r--r-- | doc/textutils.texi | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/doc/textutils.texi b/doc/textutils.texi index a0e23847a..c30bc749f 100644 --- a/doc/textutils.texi +++ b/doc/textutils.texi @@ -2183,6 +2183,16 @@ and an explicit @samp{n} with the second key specifier. sort -t : -b -k 5,5 -k 3,3n /etc/passwd @end example +@c This example is a bit contrived and needs more explanation. +@c @item +@c Sort records separated by an arbitrary string by using a pipe to convert +@c each record delimiter string to @samp{\0}, then using sort's -z option, +@c and converting each @samp{\0} back to the original record delimiter. +@c +@c @example +@c printf 'c\n\nb\n\na\n'|perl -0pe 's/\n\n/\n\0/g'|sort -z|perl -0pe 's/\0/\n/g' +@c @end example + @end itemize |