|
45 | 45 | * [Gotchas and Tips](#gotchas-and-tips) |
46 | 46 | * [Further Reading](#further-reading) |
47 | 47 |
|
48 | | -<br> |
| 48 | +<br> <br> <br> |
| 49 | + |
| 50 | +--- |
| 51 | + |
| 52 | +:information_source: :information_source: This chapter has been converted into a better formatted ebook: https://learnbyexample.github.io/learn_gnuawk/. The ebook also has content updated for newer version of the commands, includes a chapter on regular expressions, has exercises, solutions, etc. |
| 53 | + |
| 54 | +For markdown source and links to buy pdf/epub versions, see: https://github.com/learnbyexample/learn_gnuawk |
| 55 | + |
| 56 | +--- |
| 57 | + |
| 58 | +<br> <br> <br> |
49 | 59 |
|
50 | 60 | ```bash |
51 | 61 | $ awk --version | head -n1 |
@@ -77,7 +87,6 @@ DESCRIPTION |
77 | 87 | * familiarity with regular expressions |
78 | 88 | * if not, check out **ERE** portion of [GNU sed regular expressions](./gnu_sed.md#regular-expressions) which is close enough to features available in `gawk` |
79 | 89 | * this tutorial is primarily focussed on short programs that are easily usable from command line, similar to using `grep`, `sed`, etc |
80 | | -* this tutorial has also been [converted to an ebook](https://github.com/learnbyexample/learn_gnuawk) with additional descriptions, examples, a chapter on regular expressions, etc. |
81 | 90 | * see [Gawk: Effective AWK Programming](https://www.gnu.org/software/gawk/manual/) manual for complete reference, has information on other `awk` versions as well as notes on POSIX standard |
82 | 91 |
|
83 | 92 | <br> |
|
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