PHP upload files to pay attention to which areas

Please upload the attachment: Copy Code Tip: You can set the maximum number of files allowed to be uploaded by Upload_max_filesize in php.ini. In addition, there is also a post_max_size can be used to set the maximum allowed to upload the form data, that is, the sum of the various data in the form, so you can also set this field to control the maximum value of the uploaded file. Note, however, that the value of the latter must be greater than the former, because the former belongs to the latter part of the form data.

