# add compile error for ignoring return value · gitcafe/zig

[View on GitCafe](https://git.cafe/gitcafe/zig/commit/a665872e881920e8020a513340d2427b88a55bd6)

Repository: [gitcafe/zig](https://git.cafe/gitcafe/zig)

Visibility: public

Requested revision: a665872e881920e8020a513340d2427b88a55bd6

Requested commit: a665872e881920e8020a513340d2427b88a55bd6

Commit: a665872e881920e8020a513340d2427b88a55bd6

Tree: ff81a6b509584d737d0df15d293dc01ae1390469

Author: Andrew Kelley

Committer: Andrew Kelley

## Message

```
add compile error for ignoring return value

also introduce the _ identifier which you can assign to
to discard a return value

closes #219

```

## Parents

- [3b40aaa01fb15799cf27d662229597ac98e2ab77](https://git.cafe/gitcafe/zig/commit/3b40aaa01fb15799cf27d662229597ac98e2ab77?format=markdown)

[Source at this commit](https://git.cafe/gitcafe/zig/tree/a665872e881920e8020a513340d2427b88a55bd6?format=markdown)