upload picture in database php codeigniter

get the code from the following link
in last lec we had created a form
now we will see how we can submit form data in data
base with picture
1. create a new field in your form with type="file"
and name="picture"
2. give form action and method
3. in form give an extra attribute enctype=mutltipartformdata
4. create a table in database (id is complusory in
every table)
5. go to your controller and create a function
upload image the code will be provided in the discription
in the fucntion you provide path of the file
type of the file
size of the file
unique name for the file which can be username
because user name is unique
6. now make some changes in the function of add
7. create the model
8. make changes in model
9. must load the model before use
10. we did not created the col phone no in database
11. as u can see pic name is appeared in the database
12. now check if the pic is also uploaded in the
required folder which is in my case projet2/admin_assets/images/users
as u can see pic is automatically uploaded in the folder