@lang:bytes.len

Byte length of a bytes value (a UTF-8 character may span several bytes).

Returns: number

Syntax

@lang:bytes.len(value)

Arguments

Name	Type	Description
value	bytes	Source bytes or string value

See Also

• @len — array length
• @str.len — string length

On-chain face (@bytes.len!)

The decoded byte length of the string/bytes return of a call, on-chain — UTF-8 characters may span multiple bytes.

Examples

load lang

set $gov 0xc0dbDcA66a0636236fAbe1B3C16B1bD4C84bB1E1

# A uint256[] with 2 items is 64 + 2*32 = 128 bytes
assert @bytes.len!($gov::{tallies()(uint256[])}) == 128

See Also

• @len!