Created
November 27, 2021 16:22
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Rust Vector
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| for account in &accounts { | |
| println!("ID: {} Name: {}", account.id, account.name); | |
| } | |
| // Choose Random Account from Accounts | |
| let account = accounts.choose(&mut rand::thread_rng()).unwrap(); | |
| println!("{}", account.id); |
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| use rand::thread_rng; | |
| use rand::seq::SliceRandom; | |
| struct Account { | |
| id: u64, | |
| name: String, | |
| balance: u64, | |
| } | |
| // Generate Accounts sequentialy | |
| fn generate_accounts(num_accounts: u64, balance: u64) -> Vec<Account> { | |
| let mut accounts = Vec::new(); | |
| for n in 1..num_accounts { | |
| // println!("ID: {}",n); | |
| let account = Account { | |
| id: n, | |
| name: format!("Name_{}", n), | |
| balance: balance, | |
| }; | |
| accounts.push(account); | |
| } | |
| // Return accounts | |
| accounts | |
| } | |
| fn main() { | |
| let num_accounts = 10; | |
| let num_transactions = 10; | |
| let default_balance = 100; | |
| // Generate Accounts | |
| let accounts = generate_accounts(num_accounts, default_balance); | |
| // print accounts | |
| for account in &accounts { | |
| println!("ID: {} Name: {}", account.id, account.name); | |
| } | |
| // Choose Random Account from Accounts | |
| let account = accounts.choose(&mut rand::thread_rng()).unwrap(); | |
| println!("{}", account.id); | |
| println!("Finished"); | |
| } |
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