# Rust语言bloom_filter包(布隆过滤器)
## [在https://crates.io中查看](https://crates.io/crates/bloom_filter_plus)
## 测试用例
```rust
use bloom_filter_plus::*;
fn main() {
// test 1
let mut filter = BloomFilter::new();
filter.insert("key");
filter.debug();
assert_eq!(true, filter.contains("key"));
assert_eq!(false, filter.contains("key1"));
filter.save_to_file("test.bitmap").unwrap();
let filter_2 = BloomFilter::new().load_file("test.bitmap").unwrap();
println!("");
filter_2.debug();
assert_eq!(true, filter_2.contains("key"));
assert_eq!(false, filter_2.contains("key1"));
// test2
let mut filter3 = BloomFilter::new().set_size(10);
filter3.insert("key");
filter3.debug();
assert_eq!(true, filter3.contains("key"));
assert_eq!(false, filter3.contains("key1"));
}
```
## Go版本基准测试
### [查看Go版本实现](https://github.com/t924417424/BloomFilter)
### Insert:
```
goos: darwin
goarch: amd64
pkg: github.com/t924417424/BloomFilter
cpu: Intel(R) Core(TM) i3-8100B CPU @ 3.60GHz
Benchmark_Insert-4 976336 1075 ns/op 160 B/op 1 allocs/op
PASS
ok github.com/t924417424/BloomFilter 1.505s
```
### Contains:
```
goos: darwin
goarch: amd64
pkg: github.com/t924417424/BloomFilter
cpu: Intel(R) Core(TM) i3-8100B CPU @ 3.60GHz
Benchmark_Contains-4 1000000 1054 ns/op 160 B/op 1 allocs/op
PASS
ok github.com/t924417424/BloomFilter 1.169s
```