How to get key names from JSON using jq

Question

curl http://testhost.test.com:8080/application/app/version | jq \'.version\' | jq \'.[]\'

The above command outputs only the values as below:

Answer 1

Here's another way of getting a Bash array with the example JSON given by @anubhava in his answer:

arr=($(jq --raw-output 'keys_unsorted | @sh' file.json))

echo ${arr[0]}    # 'Archiver-Version'
echo ${arr[1]}    # 'Build-Id'
echo ${arr[2]}    # 'Build-Jdk'