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mLine 45:
Line 45: − + − + + + + + +
→Remove empty lines
sed -n -e 5,8p -e 10p file
sed -n -e 5,8p -e 10p file
== Remove empty lines ==
==Remove empty lines==
<syntaxhighlight lang="bash">
<syntaxhighlight lang="bash">
sed '/^$/d'
sed -i '/^$/d' file.txt
</syntaxhighlight>
== Remove white spaces ==
<syntaxhighlight lang="bash">
sed -e 's/^[ \t]*//'
</syntaxhighlight>
</syntaxhighlight>