PHP uses getimagesize function to take picture size example

$arr = getimagesize ("1.jpg"); /** * Here $arr for an array type * $arr [0] is the width of the image * $arr [1] is the height of the image * $arr [2] format for images, including JPG, GIF, PNG, etc. * $arr [3] is the width and height of the image, the content is width= "xxx" height= "yyy" */ /* The following two lines of code output the same content */ echo ""; echo ""; ?> Copy Code The above PHP code is interpreted as content after the following:

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