jq

Verified for current stable LTS

Jq Commands

Jq command syntax with verified terminal examples.

Commands

8 commands for Jq

Jq Command: Add Remove Keys Jq

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

Jq Command: Create New Json From Multiple Files

<cat path/to/multiple_json_file_*.json> | jq '{{newKey1: .key1, newKey2: .key2.nestedKey, ...}}'

Jq Command: Execute Expression Jq

jq '.' <path/to/file.json>

Jq Command: Execute Script Jq

<cat path/to/file.json> | jq -f <path/to/script.jq>

Jq Command: Pass Arguments Jq

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

Jq Command: Print All Array Object Values

<cat path/to/file.json> | jq '.[]'

Jq Command: Print Objects With Filter

<cat path/to/file.json> | jq '.[] | select((.key1=="value1") and .key2=="value2")'

Jq Command: Print Specific Array Items

<cat path/to/file.json> | jq '<.[index1], .[index2], ...>'

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FAQ

Coverage: Focused examples for common Jq workflows.

Verified version: current stable LTS.

Verification: Test commands in a disposable workspace and submit notes for edge cases.