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 value 8

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 │
╰───┴────╯