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공부

[Shell]join string array

승가비 2022. 6. 20. 00:13
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#!/bin/bash
foo=('foo bar' 'foo baz' 'bar baz')
bar=$(printf ",%s" "${foo[@]}")
bar=${bar:1}

echo $bar

https://stackoverflow.com/questions/1527049/how-can-i-join-elements-of-an-array-in-bash

 

How can I join elements of an array in Bash?

If I have an array like this in Bash: FOO=( a b c ) How do I join the elements with commas? For example, producing a,b,c.

stackoverflow.com

 

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