Tesseract OCR only numbers

Question

I am using tesseract for iOS and I can’t figure out how to get it, just to try and read the numbers. I am using the latest English release downloaded from the tesseract website. Does anyone know how to do this?

These are the files that I have:

Thanks in advance!

Answer 1

If this is execution on the command line, you will also need to have the tessdata\configs\digits file. If you use the API, then call SetVariable("tessedit_char_whitelist", "0123456789-.");