Difference between revisions of "Add line"

Revision as of 09:51, 19 April 2023

grep -qxF 'your text "additional text"' yourfile.txt || echo 'your text "additional text"' >> yourfile.txt

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−	~~[[grep -qxF]] 'your text "additional text"' yourfile.txt \|\| echo 'your text "additional text"' >> yourfile.txt~~	+	{{add line}}