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from tsv for formats

Parse text as .tsv and create table.

Signature

> from tsv {flags}

Flags

  • --comment, -c {string}: A comment character to ignore lines starting with it.
  • --quote, -q {string}: A quote character to ignore separators in strings, defaults to '"'.
  • --escape, -e {string}: An escape character for strings containing the quote character.
  • --noheaders, -n: Don't treat the first row as column names.
  • --flexible: Allow the number of fields in records to be variable.
  • --no-infer: No field type inferencing.
  • --trim, -t {string}: Drop leading and trailing whitespaces around headers names and/or field values.

Input/output types:

input output
string table

Examples

Convert tab-separated data to a table.

> "ColA	ColB
1	2" | from tsv
╭───┬──────┬──────╮
│ # │ ColA │ ColB │
├───┼──────┼──────┤
│ 0 │    1 │    2 │
╰───┴──────┴──────╯

Convert comma-separated data to a table, allowing variable number of columns per row and ignoring headers.

> "value 1
value 2	description 2" | from tsv --flexible --noheaders
╭───┬─────────┬───────────────╮
│ # │ column0 │    column1    │
├───┼─────────┼───────────────┤
│ 0 │ value 1 │      ❎       │
│ 1 │ value 2 │ description 2 │
╰───┴─────────┴───────────────╯

Create a tsv file with header columns and open it.

> $'c1(char tab)c2(char tab)c3(char nl)1(char tab)2(char tab)3' | save tsv-data | open tsv-data | from tsv

Create a tsv file without header columns and open it.

> $'a1(char tab)b1(char tab)c1(char nl)a2(char tab)b2(char tab)c2' | save tsv-data | open tsv-data | from tsv --noheaders

Create a tsv file without header columns and open it, removing all unnecessary whitespaces.

> $'a1(char tab)b1(char tab)c1(char nl)a2(char tab)b2(char tab)c2' | save tsv-data | open tsv-data | from tsv --trim all

Create a tsv file without header columns and open it, removing all unnecessary whitespaces in the header names.

> $'a1(char tab)b1(char tab)c1(char nl)a2(char tab)b2(char tab)c2' | save tsv-data | open tsv-data | from tsv --trim headers

Create a tsv file without header columns and open it, removing all unnecessary whitespaces in the field values.

> $'a1(char tab)b1(char tab)c1(char nl)a2(char tab)b2(char tab)c2' | save tsv-data | open tsv-data | from tsv --trim fields

Copyright © 2019–2026 The Nushell Project DevelopersLicensed under the MIT License.
https://www.nushell.sh/commands/docs/from_tsv.html

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