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nushell/docs/commands/str.md
siedentop e7a4f31b38
Docs: Mention how to use str --find-replace in the docs. (#1653) 
Co-authored-by: Christoph Siedentop <christoph@siedentop.name>
2020-04-25 18:07:38 +12:00

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str

Consumes either a single value or a table and converts the provided data to a string and optionally applies a change.

Examples

> shells
━━━┯━━━┯━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 # │   │ name       │ path
───┼───┼────────────┼────────────────────────────────
 0 │ X │ filesystem │ /home/TUX/stuff/expr/stuff
 1 │   │ filesystem │ /
━━━┷━━━┷━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
> shells | str path --upcase
━━━┯━━━┯━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 # │   │ name       │ path
───┼───┼────────────┼────────────────────────────────
 0 │ X │ filesystem │ /HOME/TUX/STUFF/EXPR/STUFF
 1 │   │ filesystem │ /
━━━┷━━━┷━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
> shells | str path --downcase
━━━┯━━━┯━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 # │   │ name       │ path
───┼───┼────────────┼────────────────────────────────
 0 │ X │ filesystem │ /home/tux/stuff/expr/stuff
 1 │   │ filesystem │ /
━━━┷━━━┷━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
> shells | str # --substring "21, 99"
━━━┯━━━┯━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 # │   │ name       │ path
───┼───┼────────────┼────────────────────────────────
 0 │ X │ filesystem │ stuff
 1 │   │ filesystem │
━━━┷━━━┷━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
> shells | str # --substring "6,"
━━━┯━━━┯━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 # │   │ name       │ path
───┼───┼────────────┼────────────────────────────────
 0 │ X │ filesystem │ TUX/stuff/expr/stuff
 1 │   │ filesystem │
━━━┷━━━┷━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

> echo "1, 2, 3" | split-row "," | str --to-int | sum
━━━━━━━━━
 <value>
─────────
       6
━━━━━━━━━

> echo "nu" | str --capitalize
━━━━━━━━━
 <value>
─────────
      Nu
━━━━━━━━━

> echo "Nu    " | str --trim
━━━━━━━━━
 <value>
─────────
      Nu
━━━━━━━━━
> shells | str path --find-replace ["TUX" "skipper"]
━━━┯━━━┯━━━━━━━━━━━━┯━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
 # │   │ name       │ path
───┼───┼────────────┼────────────────────────────────
 0 │ X │ filesystem │ /home/skipper/stuff/expr/stuff
 1 │   │ filesystem │ /
━━━┷━━━┷━━━━━━━━━━━━┷━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━