perl: improve descriptions of -pie examples
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@@ -22,10 +22,10 @@
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`perl -d {{script.pl}}`
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`perl -d {{script.pl}}`
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- Replace all occurrences of a string in a file with another string, overwriting the file in-place:
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- Loo[p] over all lines of a file, editing them [i]n-place using a find/replace [e]xpression:
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`perl -p -i -e 's/{{find}}/{{replace}}/g' {{filename}}`
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`perl -p -i -e 's/{{find}}/{{replace}}/g' {{filename}}`
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- Same, saving an unmodified copy of the original file with a different extension:
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- Run a find/replace expression on a file, saving the original file with a given extension:
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`perl -p -i'.old' -e 's/{{find}}/{{replace}}/g' {{filename}}`
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`perl -p -i'.old' -e 's/{{find}}/{{replace}}/g' {{filename}}`
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