bits shl
for bits
Bitwise shift left for integers.
Signature
> bits shl (bits) --signed --number-bytes
Parameters
bits
: number of bits to shift left--signed
(-s)
: always treat input number as a signed number--number-bytes {string}
: the word size in number of bytes, it can be 1, 2, 4, 8, auto, default value8
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 -n '1'
0
Shift left a signed number by 1 bit
> 0x7F | bits shl 1 -s
254
Shift left a list of numbers
> [5 3 2] | bits shl 2
╭───┬────╮
│ 0 │ 20 │
│ 1 │ 12 │
│ 2 │ 8 │
╰───┴────╯