#39 Crop function | Simple point of sale app in php & javascript | Quick programming tutorial

#38 Product delete | Simple point of sale app in php & javascript | Quick programming tutorial

#37 Update function | Simple point of sale app in php & javascript | Quick programming tutorial

#36 Edit validation | Simple point of sale app in php & javascript | Quick programming tutorial

#35 Edit product | Simple point of sale app in php & javascript | Quick programming tutorial

#34 Products list | Simple point of sale app in php & javascript | Quick programming tutorial

#33 Image uploads | Simple point of sale app in php & javascript | Quick programming tutorial

#32 Products errors | Simple point of sale app in php & javascript | Quick programming tutorial