> For the complete documentation index, see [llms.txt](https://matteo-gabriele.gitbook.io/vue-gtag/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://matteo-gabriele.gitbook.io/vue-gtag/master/methods/custommap.md).

# customMap

```javascript
export default {
  name: 'MyComponent',

  methods: {
    track () {
      this.$gtag.customMap({ 'dimension2': 'age' })
      this.$gtag.event('age_dimension', { age: 35 })
    }
  }
}
```

{% hint style="info" %}
Remember, this is just an example. check the all API parameters in the official gtag documentation [here](https://developers.google.com/analytics/devguides/collection/gtagjs/custom-dims-mets)
{% endhint %}