Function serialize 

pub fn serialize<S: Serializer>(
    data: &[u8],
    serializer: S,
) -> Result<S::Ok, S::Error>

Available on crate feature serde and (crate features alloc) only.

Example

use serde::{Serialize, Deserialize};

#[derive(Serialize, Deserialize)]
struct Foo {
    #[serde(with = "base64")]
    bar: Vec<u8>,
}