`bits rol` for bits

Bitwise rotate left for ints or binary values.

Signature

> bits rol {flags} (bits)

Flags

--signed, -s: Always treat input number as a signed number.
--number-bytes, -n {int}: The word size in number of bytes. Must be 1, 2, 4, or 8 (defaults to the smallest of those that fits the input number).

Parameters

bits: Number of bits to rotate left.

Input/output types:

input	output
int	int
binary	binary
list<int>	list<int>
list<binary>	list<binary>

Examples

Rotate left a number with 2 bits

> 17 | bits rol 2
68

Rotate left a list of numbers with 2 bits

> [5 3 2] | bits rol 2
╭───┬────╮
│ 0 │ 20 │
│ 1 │ 12 │
│ 2 │  8 │
╰───┴────╯

rotate left binary data

> 0x[c0 ff ee] | bits rol 10
Length: 3 (0x3) bytes | null_char printable whitespace ascii_other non_ascii
00000000:   ff bb 03                                             ××•

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

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