# bin/bytes
Build a byte string from integer byte values (0-255), strings (appended
raw), and vectors of integers. The variadic constructor for binary data.
## Syntax
[bin/bytes ...parts]
## Parameters
- parts — any mix of numbers (0-255, clamped), strings, and vectors of
numbers
## Examples
[bin/bytes 72 105] # → "Hi" [bin/bytes "AB" @{ 67 68 } 10] # → "ABCD\n" [crypto/hex-encode [bin/bytes 0 255]] # → "00ff"
## Returns
Byte string. A part that is not a number, string, or vector of numbers
returns `%Err{:message}`.
## See Also
`bin/zeros`, `bin/bytes-at`, `bytes/len`, `crypto/hex-encode`