[Substrate] Convert string to AccountId

string_to_account_id.rs

use bs58;

#[inline]
pub fn convert_string_to_accountid(account_str: &str) -> AccountId {
    let mut output = vec![0xFF; 35];
    bs58::decode(account_str).onto(&mut output).unwrap();
    let cut_address_vec: Vec<_> = output.drain(1..33).collect();
    let mut array = [0; 32];
    let bytes = &cut_address_vec[..array.len()];
    array.copy_from_slice(bytes);
    let accountId: AccountId = array.into();
    accountId
}