update index (fix indentation)
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index.md
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index.md
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@ -214,8 +214,8 @@ Select 3rd column separated by colon (`:`)
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## Insert the sum of a list of numbers after an arbitrary number of lines
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## Insert the sum of a list of numbers after an arbitrary number of lines
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1) mark the first line: `mk`
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(1) mark the first line: `mk`
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2) mark the last line: `ml`
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(2) mark the last line: `ml`
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<pre>
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<pre>
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:'k,'l!awk 'END{print "<em>total:</em>", i}{i+=$1; print}'
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:'k,'l!awk 'END{print "<em>total:</em>", i}{i+=$1; print}'
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