bits shl for bits
Bitwise shift left for ints or binary values.
Signature
> bits shl {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 be1,2,4, or8(defaults to the smallest of those that fits the input number).
Parameters
-
bits: Number of bits to shift left.
Input/output types:
| input | output |
|---|---|
| int | int |
| binary | binary |
| list<int> | list<int> |
| list<binary> | list<binary> |
Examples
Shift left a number by 7 bits
> 2 | bits shl 7 0
Shift left a number with 2 byte by 7 bits
> 2 | bits shl 7 --number-bytes 2 256
Shift left a signed number by 1 bit
> 0x7F | bits shl 1 --signed -2
Shift left a list of numbers
> [5 3 2] | bits shl 2 ╭───┬────╮ │ 0 │ 20 │ │ 1 │ 12 │ │ 2 │ 8 │ ╰───┴────╯
Shift left a binary value
> 0x[4f f4] | bits shl 4 Length: 2 (0x2) bytes | null_char printable whitespace ascii_other non_ascii 00000000: ff 40 ×@
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https://www.nushell.sh/commands/docs/bits_shl.html