PHP obtains image information

PHP retrieves image information $ img is the absolute path of the image file

 

PHP code

1. Function getimageinfo ($ img) {// $ img is the absolute path of the image file.
2. $ Img_info = getimagesize ($ img );
3. Switch ($ img_info [2]) {
4. Case 1:
5. $ Imgtype = gif;
6. Break;
7. Case 2:
8. $ Imgtype = jpg;
9. Break;
10. Case 3:
11. $ Imgtype = png;
12. Break;
13. }
14. $ Img_type = $ imgtype. image;
15. $ Img_size = ceil (filesize ($ img)/1000). k; // get the file size
16. $ New_img_info = array (
17. Width = $ img_info [0],
18. Height = $ img_info [1],
19. Type = $ img_type
20. Size = $ img_size
21. }
22. Return $ new_img_info;
23. }