ESP32 Arduino SPIFFS: check if file exists

Описание: In this video we will learn how to test if a file exists in the SPIFFS file system.

For a written version of this tutorial, please check my blog below. It contains the full source code.
https://techtutorialsx.com/2018/10/06...

Related videos:
Write to file:    • ESP32 Arduino SPIFFS: Write file  
Read from file:    • ESP32 Arduino SPIFFS: Reading a file  
Append content to file:    • ESP32 Arduino SPIFFS: Append content to file  

FireBeetle board:
https://www.dfrobot.com/product-1590....

Related written tutorials:
Getting total bytes used in the SPIFFS file system: https://techtutorialsx.com/2019/03/03...
Deleting a file from the SPIFFS file system: https://techtutorialsx.com/2019/02/24...

Plenty more tutorials at my blog:
https://techtutorialsx.com/category/e...