已采纳回答 / 开03975976 $text=implode(range(0,0),range("a","z"),range("A","Z"));$text=str_shuffle($text);$text=substr( $text,0,4);----------------------------$rand_color=imagecolorallocate($image,mt_rand(0,255),mt_rand(0,255),mt_rand(0,255));$xuehua=imagesetpixel($image, mt_rand...
