php 通过url获取远程图片尺寸
例:
$size = GetImageSize('https://dss2.bdstatic.com/5bVYsj_p_tVS5dKfpU_Y_D3/res/r/image/2021-3-4/hao123%20logo.png'); var_dump($size);
输出
array(6) { [0]=> int(256) [1]=> int(80) [2]=> int(3) [3]=> string(23) "width="256" height="80"" ["bits"]=> int(8) ["mime"]=> string(9) "image/png" }