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23 lines
643 B
Markdown
23 lines
643 B
Markdown
# awk
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> A versatile programming language for working on files.
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- Print the fifth column in a space separated file:
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`awk '{print $5}' {{filename}}`
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- Print the second column of the lines containing "something" in a space separated file:
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`awk '/{{something}}/ {print $2}' {{filename}}`
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- Print the third column in a comma separated file:
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`awk -F ',' '{print $3}' {{filename}}`
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- Sum the values in the first column and print the total:
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`awk '{s+=$1} END {print s}' {{filename}}`
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- Sum the values in the first column and pretty-print the values and then the total:
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`awk '{s+=$1; print $1} END {print "--------"; print s}' {{filename}}`
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