How to test if a file exists

Imagine we had a file that we’ve saved:

Before accessing it we can determine if it exists or not:

About Jay Versluis

Jay is a medical miracle known as Super Survivor. He runs two YouTube channels, five websites and several podcast feeds. To see what else he's up to, and to support him on his mission to make the world a better place, check out his Patreon Campaign.

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