Use PHP to upload files

Source: Internet
Author: User
Tags php code
I. Use php file functions for Upload
This code is divided into two files, one is upload.html and the other is upload. php.
    Select Upload File: upload.html code:


    <Html> <Body>
    <Form enctype = "multipart/form-data" action = "upload. php" method = "post">
    <Input type = "hidden" name = "max_file_size" value = "100000">
    <Center> select a file:
    <Input name = "userfile" type = "file">
    <Input type = "submit" value = "Upload file">
    </Center>
    </Form>
    </Body>
    </Html>

    * ** Description ***
    1. Please note that <form enctype = "multipart/form-data" ......> this is a tag. To upload a file, you must specify it as multipart/form-data. Otherwise, the server will not know what you are doing!
    The value of 2xx is the hidden value range of the form option MAX_FILE_SIZE in the file upload.html.
    Its Value can limit the size of the uploaded file.
      Process the uploaded file: the upload. php code is as follows:


      <Html>
      <Head>
      <Title> process uploaded files </title>
      </Head>
      <Body>
      <?
      Copy ($ userfile, "newfile ");
      Echo $ userfile. "-name of the temporary file uploaded to the server <br> ";
      Echo $ userfile_name. "-original name of the file on the user's machine <br> ";
      Echo $ userfile_size. "-actual number of bytes of the uploaded file <br> ";
      Echo $ userfile_type. "-if the user's browser provides this information, it indicates the mime type. For example, image/gif <br> ";
      ?>
      </Body>
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