Filters Commands

Filter JSON data with jq. Learn select, test, and conditional filtering for complex queries.

10 commands

Pro Tips

Use 'select(.field == "value")' to filter array elements by condition.

Commands

Group by key

$ cat file.json | jq 'group_by(.category)'

Group array elements by key

Check key exists

$ cat file.json | jq '.[] | select(has("key"))'

Filter objects that have a key

Filter by condition

$ cat file.json | jq '.[] | select(.active == true)'

Filter elements matching condition

Filter by string contains

$ cat file.json | jq '.[] | select(.name | contains("search"))'

Filter where string contains value

Filter greater than

$ cat file.json | jq '.[] | select(.count > 10)'

Filter where value greater than

Filter non-null values

$ cat file.json | jq '.[] | select(.key != null)'

Filter out null values

Filter by type

$ cat file.json | jq '.[] | select(type == "string")'

Filter elements by type

Sort array

$ cat file.json | jq 'sort'

Sort array elements

Sort by key

$ cat file.json | jq 'sort_by(.name)'

Sort array by object key

Get unique values

$ cat file.json | jq 'unique'

Remove duplicate values from array