# crypto-crawler
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[![](https://img.shields.io/crates/v/crypto-markets.svg)](https://crates.io/crates/crypto-crawler)
[![](https://docs.rs/crypto-markets/badge.svg)](https://docs.rs/crypto-crawler)
==========
Crawl websocket messages from crypto exchanges.
## Example
```rust
use crypto_crawler::{BinanceCrawler, CryptoCrawler};
fn main() {
let mut ws_client = BinanceCrawler::new(Box::new(|msg| println!("{}", msg)), None);
let channels = vec!["btcusdt@aggTrade".to_string(), "btcusdt@depth".to_string(),];
ws_client.subscribe(&channels);
ws_client.run(None);
ws_client.close();
}
```