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let x = 123
let y = [1, 2, $x]
fn f(a, b) {
echo ${a}
cat "/some/path/$b.txt"
}
fn g(xs) {
for item in $xs {
echo "* $item"
}
}
fn h() {
let counter = 0
for line in io:lines() {
echo "$counter $line"
counter = $counter + 1
}
}
a \
b \
c
f $x "filename"
g $y | h >output.txt