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php three ways to download files

小云云
Release： 2023-03-22 12:18:01
Original
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Recommended manual: php complete self-study manual

##This article mainly shares with you three ways to download files in php. I hope Can help everyone.

1. Add the file link directly
Copy after login

Click the button to download:


php three ways to download files

2. Pass parameters to find and jump to the download link

Pass parameters:

Copy after login

Find the file and challenge to the download link: 


        

         Copy after login

Result:

  • The file exists

php three ways to download files

    ##The file does not exist


  • php three ways to download files

3. The head() and fread() functions output the file directly to the browser 


          

           Copy after login
Result: Same as the second one

Summary:

The first and second operations are relatively simple, but they easily expose the real address of the file and are not very secure. The third operation can better save the file. The real address is hidden

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