While the other replies about the legality of walking away for a short period may or may not be valid, GP was talking about leaving their car charging while the

While the other replies about the legality of walking away for a short period may or may not be valid, GP was talking about leaving their car charging while they go get a short meal with their family. You could probably get away with leaving your car at the gas pump that long at some gas stations, but if wouldn’t be a very considerate thing to do.