Nushell

find for filters

Searches terms in the input.

Signature

> find ...rest --regex --ignore-case --multiline --dotall --invert

Parameters

  • ...rest: terms to search
  • --regex {string}: regex to match with
  • --ignore-case (-i): case-insensitive regex mode; equivalent to (?i)
  • --multiline (-m): multi-line regex mode: ^ and $ match begin/end of line; equivalent to (?m)
  • --dotall (-s): dotall regex mode: allow a dot . to match newlines \n; equivalent to (?s)
  • --invert (-v): invert the match

Examples

Search for multiple terms in a command output

> ls | find toml md sh

Search for a term in a string

> 'Cargo.toml' | find toml
Cargo.toml

Search a number or a file size in a list of numbers

> [1 5 3kb 4 3Mb] | find 5 3kb
╭───┬─────────╮
│ 0 │       5 │
│ 1 │ 2.9 KiB │
╰───┴─────────╯

Search a char in a list of string

> [moe larry curly] | find l
╭───┬───────╮
│ 0 │ larry │
│ 1 │ curly │
╰───┴───────╯

Find using regex

> [abc bde arc abf] | find --regex "ab"
╭───┬─────╮
│ 0 │ abc │
│ 1 │ abf │
╰───┴─────╯

Find using regex case insensitive

> [aBc bde Arc abf] | find --regex "ab" -i
╭───┬─────╮
│ 0 │ aBc │
│ 1 │ abf │
╰───┴─────╯

Find value in records

> [[version name]; [0.1.0 nushell] [0.1.1 fish] [0.2.0 zsh]] | find -r "nu"
╭───┬─────────┬─────────╮
│ # │ version │  name   │
├───┼─────────┼─────────┤
│ 0 │ 0.1.0   │ nushell │
╰───┴─────────┴─────────╯