ethers-rs/examples/big-numbers/examples/comparison_equivalence.rs

35 lines
738 B
Rust

use ethers::types::U256;
/// `U256` implements traits in `std::cmp`, that means `U256` instances
/// can be easily compared using standard Rust operators.
fn main() {
// a == b
let a = U256::from(100_u32);
let b = U256::from(100_u32);
assert!(a == b);
// a < b
let a = U256::from(1_u32);
let b = U256::from(100_u32);
assert!(a < b);
// a <= b
let a = U256::from(100_u32);
let b = U256::from(100_u32);
assert!(a <= b);
// a > b
let a = U256::from(100_u32);
let b = U256::from(1_u32);
assert!(a > b);
// a >= b
let a = U256::from(100_u32);
let b = U256::from(100_u32);
assert!(a >= b);
// a == 0
let a = U256::zero();
assert!(a.is_zero());
}