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Remove redundant $. code fragments. #23

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Remove redundant $. code fragments. #23

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6 changes: 4 additions & 2 deletions ruby_one_liners.md
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Original file line number Diff line number Diff line change
Expand Up @@ -470,14 +470,16 @@ $ ruby -ane 'puts $F[1] if $F[0] == "apple"' fruits.txt
42

$ # print first field if second field > 35 (excluding header)
# TODO: Modify comment below to reflect removal of `$.`
$ # same as: perl -lane 'print $F[0] if $F[1]>35 && $.>1' fruits.txt
$ ruby -ane 'puts $F[0] if $F[1].to_i > 35 && $.>1' fruits.txt
$ ruby -ane 'puts $F[0] if $F[1].to_i > 35' fruits.txt
apple
fig

$ # print header and lines with qty < 35
# TODO: Modify comment below to reflect removal of `$.`
$ # same as: perl -ane 'print if $F[1]<35 || $.==1' fruits.txt
$ ruby -ane 'print if $F[1].to_i < 35 || $.==1' fruits.txt
$ ruby -ane 'print if $F[1].to_i < 35' fruits.txt
fruit qty
banana 31
guava 6
Expand Down