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PHP function getimagesize gets image size (example)

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2016-07-25 08:52:28840browse

  4. /* 1.jpg is the image whose size you want to get*/

  5. $arr = getimagesize("1.jpg") ;
  6. /**
  7. * Here $arr is an array type
  8. * $arr[0] is the width of the image
  9. * $arr[1] is the height of the image
  10. * $arr[2] is the format of the image, including jpg, gif, png, etc.
  11. * $arr[3] is the width and height of the image, and the content is width="xxx" height="yyy"
  12. */
  13. /* The following two lines of code output the same content*/
  14. echo "echo "";
  15. ?>
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