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Include the index"index", i.e. the [@], in the variable that contains the name:
[@]
ref=$gral'[@]' echoprintf '%s\n' "${!ref}"
Output:
milk cow budgie pla9ne
It works with values containing spaces, too.
Include the index in the variable that contains the name:
ref=$gral'[@]' echo "${!ref}"
Include the "index", i.e. the [@], in the variable that contains the name:
ref=$gral'[@]' printf '%s\n' "${!ref}"
