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jq

A command-line JSON processor that uses a domain-specific language. More information: https://stedolan.github.io/jq/manual/.

Execute a specific expression (print a colored and formatted json):

{{cat path/to/file.json}} | jq '{{.}}'

Execute a specific script:

{{cat path/to/file.json}} | jq --from-file {{path/to/script.jq}}

Pass specific arguments:

{{cat path/to/file.json}} | jq {{--arg "name1" "value1" --arg "name2" "value2" ...}} '{{. + $ARGS.named}}'

Print specific keys:

{{cat path/to/file.json}} | jq '{{.key1, .key2, ...}}'

Print specific array items:

{{cat path/to/file.json}} | jq '{{.[index1], .[index2], ...}}'

Print all array items/object keys:

{{cat path/to/file.json}} | jq '.[]'

Add/remove specific keys:

{{cat path/to/file.json}} | jq '{{.}} {{+|-}} {{{"key1": "value1", "key2": "value2", ...}}}'