PHP图片上传方法

/** * 验证图片 * @params array $images,int $id,string $poster_path * @return array */function checkImg($images,$id,$poster_path) { ???$msg ?= ‘‘; ???$path = ‘‘; ???//验证图片大小 ???if(isset($images) && $images[‘error‘] == 0) { ???????if($images[‘size‘]>1024*700){ ???????????$msg = ‘图片不能超过700K‘; ???????}else { ???????????$type = pathinfo($images[‘name‘], PATHINFO_EXTENSION); ???????????if ($type != "png" && $type != ‘jpg‘ && $type != ‘jpeg‘) { ???????????????$msg = "请上传正确格式的图片"; ???????????} ???????????$time = time(); ???????????$file = "poster_{$time}.$type"; ???????????$path = "upload/junior/poster"; ???????????$upload = ROOT_PATH . "/Html/{$path}/{$file}"; ???????????if(!is_dir(ROOT_PATH . "/Html/{$path}")) { ???????????????mkdir(ROOT_PATH . "/Html/{$path}", 0777, true); ???????????} ???????????move_uploaded_file($images[‘tmp_name‘], $upload); ???????????$path = "{$path}/{$file}"; ???????} ???}elseif($id != 0){ ???????$path = $poster_path; ???}else { ???????$msg = ‘图片不能为空且图片大小不能超过700K‘; ???} ???return $res = array(‘msg‘ => $msg , ‘path‘ => $path);}