tldr/pages/common/recsel.md

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2020-09-11 00:06:54 +01:00
# recsel
> Print records from a recfile: a human-editable, plain text database.
> More information: <https://www.gnu.org/software/recutils/manual/recutils.html>.
- Extract name and version field:
`recsel -p name,version {{data.rec}}`
- Use "~" to match a string with a given regular expression:
`recsel -e "{{field_name}} ~ '{{pattern_regex}}' {{data.rec}}"`
- Use a predicate to match a name and a version:
`recsel -e "name ~ '{{pattern_regex}}' && version ~ '{{pattern_regex}}'" {{data.rec}}`