tarot · December 21, 2015 07:08
diff --git a/ABashSubShellPitfall.sh b/ABashSubShellPitfall.sh
 #!/bin/bash

 seq 0 10 | {
  declare -i sum
  while read num ; do
    let sum+=$num
  done
  
  # bash => 55 (^^)v
  # zsh => 55
  echo $sum 
 }
	#!/bin/bash

	seq 0 10 \| {
	declare -i sum
	while read num ; do
	let sum+=$num
	done

	# bash => 55 (^^)v
	# zsh => 55
	echo $sum
	}