Difference between revisions of "Jq"
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| Line 33: | Line 33: | ||
* Miller: <code>[[mlr]]</code> | * Miller: <code>[[mlr]]</code> | ||
* <code>[[mapfile]] -t arr < <(jq -r 'keys[]' yourfile.json)</code> | * <code>[[mapfile]] -t arr < <(jq -r 'keys[]' yourfile.json)</code> | ||
| − | * [[Cannot iterate over null]] | + | * <code>[[Cannot iterate over null]]</code> |
| + | * <code>[[Cannot index string with string]]</code> | ||
== Activities == | == Activities == | ||
Revision as of 18:10, 27 August 2022
jq is a lightweight and flexible command-line JSON processor.
- Homepage: https://stedolan.github.io/jq/
- Ubuntu:
apt install jq
Contents
Examples
jq . yourfile.json jq -r . yourfile.json jq length yourfile.json jq keys yourfile.json
jq -r .YourReg.Yourfield yourfile.json
jq -r '. | .YourReg[].Yourfield.yoursubfiel'
jq '.[] | select(.color=="blue")' your_json_file.json
To merge:
jq -s '.[0] * .[1]' file1 file2
aws secretsmanager get-secret-value --secret-id test/pass | jq -r '.SecretString' | jq -r '.password'
jq --help -r output raw strings, not JSON texts;
Related
- MongoDB
- ElasticSearch
- SQL
yq- Miller:
mlr mapfile -t arr < <(jq -r 'keys[]' yourfile.json)Cannot iterate over nullCannot index string with string
Activities
See also
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