# printf var args proof of concept · gitcafe/zig

[View on GitCafe](https://git.cafe/gitcafe/zig/commit/4b3f18de3c5746b2ecfd6183351913de0909a83b)

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

Visibility: public

Requested revision: 4b3f18de3c5746b2ecfd6183351913de0909a83b

Requested commit: 4b3f18de3c5746b2ecfd6183351913de0909a83b

Commit: 4b3f18de3c5746b2ecfd6183351913de0909a83b

Tree: e3d0d56fcd8c00d994a13c4d69d60f0ab28fe389

Author: Andrew Kelley

Committer: Andrew Kelley

## Message

```
printf var args proof of concept

See #167

Need to troubleshoot when we send 2 slices to printf. It goes
into an infinite loop.

This commit introduces 4 builtin functions:

 * `@isInteger`
 * `@isFloat`
 * `@canImplictCast`
 * `@typeName`

```

## Parents

- [32d8686da80d282e8cd6d84a0e5c331d269a1f69](https://git.cafe/gitcafe/zig/commit/32d8686da80d282e8cd6d84a0e5c331d269a1f69?format=markdown)

[Source at this commit](https://git.cafe/gitcafe/zig/tree/4b3f18de3c5746b2ecfd6183351913de0909a83b?format=markdown)