React js provide timer functionality without installing any packages To implement timer within slider with different time in each slide you need to keep each slide in different component Add each slide component manually when click on next slide button
To apply timer in swiper slider need to follow below steps.
- Add swiper slider in your react js project
- Create different component for each slides
- Add one slide component when page load
- Implement timer in each slide component with it's events
- Add another slides on next slide request
For more you can refer above example.