> [Wiki](Home) ▸ [[API Reference|API-Reference]] ▸ [[Document|Document-API]] ▸ **use**
# use
Tag used to place [component](/Neft-io/neft/wiki/Document-component-API#component).
```xml
This is a user
```
[component](/Neft-io/neft/wiki/Document-component-API#component) attribute can be changed in runtime.
```xml
H1 heading
```
Short version of [use](/Neft-io/neft/wiki/Document-use-API#use) is a tag prefixed by `use:`.
```xml
This is a user
```
[use](/Neft-io/neft/wiki/Document-use-API#use) attributes are available in [component](/Neft-io/neft/wiki/Document-component-API#component) scope.
```xml
H1: ${props.data}
```
## Table of contents
* [use](#use)
* [n-async](#nasync)
* [Glossary](#glossary)
## n-async
Renders component on the first free animation frame.
Use this attribute to render less important elements.
```xml
```
> [`Source`](/Neft-io/neft/blob/42e53472888b24a14f8aa89b8417a63790934b26/src/document/file/parse/uses.litcoffee)
# Glossary
- [use](#use)