Differences between revisions 1 and 2

regex recipies and notes

Negative regex matching
- https://stackoverflow.com/questions/406230/regular-expression-to-match-a-line-that-doesnt-contain-a-word

grep return only the section that match, using perl mode and lookback

echo "123 foo YEA bar ok" > /tmp/test.txt
$ grep -oP '(?<=foo )\w+(?= bar)' test.txt
YEA

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-  ⇤ ← Revision 1 as of 2018-07-03 01:59:38 → 
  Size: 206
  Editor: PieterSmit
  Comment:
+   ← Revision 2 as of 2019-01-29 11:38:14 → ⇥
  Size: 385
  Editor: PieterSmit
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
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+ * grep return only the section that match, using perl mode and lookback {{{
echo "123 foo YEA bar ok" > /tmp/test.txt
$ grep -oP '(?<=foo )\w+(?= bar)' test.txt
YEA
}}}