array(4) {
  [0]=>
  string(0) ""
  [1]=>
  string(96) "D:\xampp\htdocs\patente>"C:\Program Files\Tesseract-OCR\tesseract.exe" cam.jpg stdout -l fe-font"
  [2]=>
  string(0) ""
  [3]=>
  string(24) "D:\xampp\htdocs\patente>"
}