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# iframe-has-title
`<iframe>` elements must have a unique title property to indicate its content to the user.
## Rule details
This rule takes no arguments.
### Succeed
```jsx
<iframe title="This is a unique title" />
<iframe title={uniqueTitle} />
```
### Fail
```jsx
<iframe />
<iframe {...props} />
<iframe title="" />
<iframe title={''} />
<iframe title={``} />
<iframe title={undefined} />
<iframe title={false} />
<iframe title={true} />
<iframe title={42} />
```
## Accessibility guidelines
- [WCAG 2.4.1](https://www.w3.org/WAI/WCAG21/Understanding/bypass-blocks)
- [WCAG 4.1.2](https://www.w3.org/WAI/WCAG21/Understanding/name-role-value)
### Resources
- [axe-core, frame-title](https://dequeuniversity.com/rules/axe/3.2/frame-title)