mirror of
https://github.com/nushell/nushell.git
synced 2024-12-01 12:54:16 +01:00
c13fe83784
* update docs to refer to length instead of count * rename count to length * change all occurrences of 'count' to 'length' in tests * format length command
2.3 KiB
2.3 KiB
length
Obtain the row or column count of a table.
Flags
-c,--column: Calculate number of columns in table
Examples
> ls
────┬────────────────────┬──────┬──────────┬──────────────
# │ name │ type │ size │ modified
────┼────────────────────┼──────┼──────────┼──────────────
0 │ CODE_OF_CONDUCT.md │ File │ 3.4 KB │ 42 mins ago
1 │ CONTRIBUTING.md │ File │ 1.3 KB │ 42 mins ago
2 │ Cargo.lock │ File │ 113.3 KB │ 42 mins ago
3 │ Cargo.toml │ File │ 4.6 KB │ 42 mins ago
4 │ LICENSE │ File │ 1.1 KB │ 3 months ago
5 │ Makefile.toml │ File │ 449 B │ 5 months ago
6 │ README.md │ File │ 15.9 KB │ 31 mins ago
7 │ TODO.md │ File │ 0 B │ 42 mins ago
8 │ assets │ Dir │ 128 B │ 5 months ago
9 │ build.rs │ File │ 78 B │ 4 months ago
10 │ crates │ Dir │ 704 B │ 42 mins ago
11 │ debian │ Dir │ 352 B │ 5 months ago
12 │ docker │ Dir │ 288 B │ 3 months ago
13 │ docs │ Dir │ 192 B │ 42 mins ago
14 │ features.toml │ File │ 632 B │ 4 months ago
15 │ images │ Dir │ 160 B │ 5 months ago
16 │ rustfmt.toml │ File │ 16 B │ 5 months ago
17 │ src │ Dir │ 128 B │ 1 day ago
18 │ target │ Dir │ 160 B │ 5 days ago
19 │ tests │ Dir │ 192 B │ 3 months ago
────┴────────────────────┴──────┴──────────┴──────────────
By default, length will return the number of rows in a table
> ls | length
20
The -c flag will produce a count of the columns in the table
> ls | length -c
4
> ls | where type == File | length
11
> ls | where type == Dir | length
9
> ls | where size > 2KB | length
4