bits shl
for bits
Bitwise shift left for ints.
Signature
> bits shl {flags} (bits)
Flags
--signed, -s
: always treat input number as a signed number--number-bytes, -n {string}
: the word size in number of bytes, it can be 1, 2, 4, 8, auto, default value8
Parameters
bits
: number of bits to shift left
Input/output types:
input | output |
---|---|
int | int |
list<int> | list<int> |
Examples
Shift left a number by 7 bits
> 2 | bits shl 7
256
Shift left a number with 1 byte by 7 bits
> 2 | bits shl 7 --number-bytes '1'
0
Shift left a signed number by 1 bit
> 0x7F | bits shl 1 --signed
254
Shift left a list of numbers
> [5 3 2] | bits shl 2
╭───┬────╮
│ 0 │ 20 │
│ 1 │ 12 │
│ 2 │ 8 │
╰───┴────╯
Tips: Command bits shl
was not included in the official binaries by default, you have to build it with --features=extra
flag