From 358833ec9c9c230c631d9bd5f29cb27d1cb273d1 Mon Sep 17 00:00:00 2001
From: johannst <johannes.stoelp@gmail.com>
Date: Wed, 28 Jul 2021 23:48:28 +0200
Subject: awk: fix type and add sprintf

---
 src/tools/awk.md | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/tools')

diff --git a/src/tools/awk.md b/src/tools/awk.md
index f8aa0a8..9ea4fc5 100644
--- a/src/tools/awk.md
+++ b/src/tools/awk.md
@@ -75,6 +75,11 @@ multiple times. Actions with those patterns are **executed exactly once**.
   For floats one can use `%N.Mf`, `N` is the total number including `.` and
   `M`.
 
+- `sprintf("fmt", expr, ...)`
+
+    Format the expressions according to the format string. Similar as `printf`,
+    but this is a function and return value can be assigned to a variable.
+
 - `strftime("fmt")`
 
   Print time stamp formatted by `fmt`.
@@ -101,7 +106,7 @@ prints the whole record.
 ```bash
 echo 'a b c d e f' | awk '{ print $NF $(NF-1) }'
 ```
-Access last fields with arithmetic on the `NR` number of fields variable.
+Access last fields with arithmetic on the `NF` number of fields variable.
 
 ### Capture in variables
 ```bash
-- 
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