Miroirs/the-book-of-secret-knowledge
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added new 'grep' one-liners

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- signed-off-by: trimstray <trimstray@gmail.com>
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trimstray 2019-03-10 23:34:38 +01:00
parent 8c8d6792d3
commit cf1bd00f65
1 changed files with 10 additions and 0 deletions
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@ -2899,6 +2899,16 @@ fgrep "pattern" * -R
grep . filename > newfilename
```
###### Show only for multiple patterns
```bash
grep 'INFO*'\''WARN' filename
grep 'INFO\|WARN' filename
grep -e INFO -e WARN filename
grep -E '(INFO|WARN)' filename
egrep "INFO|WARN" filename
```
###### Except multiple patterns
```bash