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# which

A Rust equivalent of Unix command "which". Locate installed executable in cross platforms.

## Support platforms

* Linux
* Windows
* macOS

## Example

To find which rustc exectable binary is using.

``` rust
use which::which;

let result = which::which("rustc").unwrap();
assert_eq!(result, PathBuf::from("/usr/bin/rustc"));
```

## Documentation

The documentation is [available online](https://docs.rs/which/).