zurb-foundation-5/doc/includes/abide/examples_abide_custom_patterns.html

Foundation 5 for npm (no code modification from original repo)

{{#markdown}}
```javascript
$(document)
  .foundation({
    abide : {
      patterns: {
        dashes_only: /^[0-9-]*$/,
        ip_address: /^((25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])\.){3}(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]|[0-9])$/
      }
    }
  });
```
{{/markdown}}