declare -A foo

foo=([bar\"bie]=doll)

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo=(["bar\"bie"]="doll")

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

foo=(["bar\"bie"]="doll")

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

foo["bar\"bie"]="doll"

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

foo[bar\"bie]="doll"

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

foo=([bar\'bie]=doll)

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo=(["bar'bie"]="doll")

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

foo=(["bar'bie"]="doll")

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

foo["bar'bie"]="doll"

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

foo[bar\'bie]="doll"

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

foo=([bar\$bie]=doll)

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo=(["bar[bie"]="doll")

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

foo=(["bar\`bie"]="doll")

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

# this doesn't work right without the backslash
foo["bar\]bie"]="doll"

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo

foo[bar\${foo}bie]="doll"

echo ${!foo[@]}
echo ${foo[@]}

declare -p foo

unset foo
declare -A foo