JQ

JSON processor

Links

• https://devdocs.io/jq/
• jq cheat sheet
• https://jqlang.github.io/jq/
• some nice jq trickery
• How To Transform JSON Data with jq

Related tools

• gron
• yq

Examples

Get the keys form key/value pairs

jq '.[] | to_entries[] .key'

get value of just one field, by name

jq '.[].fieldname'

or when hyphen in name

jq '.[]."field-name"'

or just

jq '.fieldname'

FAQ

Error messages

parse error: Invalid numeric literal at line 1

In case of python outpout try

print(json.dumps(yourjson))

jq: parse error: Objects must consist of key:value pairs

I got that when i tried

[{
 { "name":"foo","value":"bar"}
}]

use

[
]

instead