[fish shell メモ] for loop ワンライナー

bash だと

for i in {1..5}; do echo $i; done
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for i in 2{1..5}; do echo $i; done
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fishだと

for i in (seq 5); echo $i; end
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for i in 2(seq 4); echo $i; end
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hostコマンドなどで比較

• bash

for i in 192.168.10.{1..5}; do echo $i; done | xargs -n1 host

• fish

for i in 192.168.10.(seq 5); echo $i; end | xargs -n1 host