1. 在php.ini中,做如下修改: file_uploads = on upload_tmp_dir = /home/upload upload_max_filesize = 4000M post_max_size = 4000M 一般地,设置好上述四个参数后,上传<=8M的文件是不成问题,在网络正常的情况下。 但如果要上传>8M的大体积文件,只设置上述四项还一定能行的通。除非你的网络真有100M/S的上传高速,否则你还得关心关心下面的参数: max_execution_time = 600 max_input_time = 600 memory_limit = 128M2. 在要确认上传的 <form> 里加入以下行: <input type="hidden" name="MAX_FILE_SIZE" value="4000000000">3. $_FILES["userfile"]["error"]返回值说明: $_FILES['teacher_pic']['error'] = 1 文件大小超过了PHP.ini中的文件限制 $_FILES['teacher_pic']['error'] = 2 文件大小超过了浏览器限制 $_FILES['teacher_pic']['error'] = 3 文件部分被上传 $_FILES['teacher_pic']['error'] = 4 没有找到要上传的文件 $_FILES['teacher_pic']['error'] = 5 服务器临时文件夹丢失 $_FILES['teacher_pic']['error'] = 6 文件写入到临时文件夹出错 $_FILES['teacher_pic']['error'] = -1 末充许的类型 $_FILES['teacher_pic']['error'] = -2 文件过大,上传文件不能超过{$this->maxSize}个字节 $_FILES['teacher_pic']['error'] = -3 上传失败 $_FILES['teacher_pic']['error'] = -4 建立存放上传文件目录失败,请重新指定上传目录 $_FILES['teacher_pic']['error'] = -5 必须指定上传文件的路径
来源:https://www.cnblogs.com/phpfensi/p/7944601.html