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This article mainly introduces "how to get file MIME type php", in daily operation, I believe many people in php how to get file MIME type problems there are doubts, Xiaobian consulted all kinds of information, sorted out simple and easy to use operation methods, hope to answer "how to get file MIME type php" doubts helpful! Next, please follow the small series to learn together!

In PHP, mime type is a multipurpose Internet mail extension type, an Intel standard for describing message content types, designed to attach multimedia data when sending emails, PHP can use the "mime_content_type()" function to obtain the mime type of a file.

Operating environment: Windows 10 system, PHP 7.1 version, Dell G3 computer.

What does mime type mean in PHP?

Definition of MIME

MIME(Multipurpose Internet Mail Extensions) Multipurpose Internet Mail Extensions. is an Internet standard that describes message content types

The original purpose of MIME design

MIME stands for Multifunctional Internet Mail Extensions and was originally designed to attach multimedia data to e-mail messages so that mail clients could process them according to their type. However, when it is supported by HTTP, its significance becomes even more significant. It enables HTTP to transmit more than just plain text.

3. MIME file format

Each MIME type consists of two parts, large category + category.

For example:

hypertext markup language text.html text/html

plain text.txt text/plain

PDF document.pdf application/pdf

PNG image.png image/png

file.tar application/x-tar

4. PHP gets MIME type of file

The mime_content_type() function can be used in PHP to obtain the mime type of a file.

Basic grammar:

string mime_content_type( $file )

Parameters: The me_content_type() function takes a single parameter,$ file, which specifies the file path of the MIME details to be found.

The me_content_type() function returns the MIME content type; if it fails, it returns false.

Examples:

Let's use me_content_type() to get the mime type of these files (which are in the demo directory):

Implementation code:

Output:

inode/x-empty

inode/x-empty

image/jpeg

application/pdf

inode/x-empty

application/zip

At this point, the study of "how to get MIME types of files in php" is over, hoping to solve everyone's doubts. Theory and practice can better match to help everyone learn, go and try it! If you want to continue learning more relevant knowledge, please continue to pay attention to the website, Xiaobian will continue to strive to bring more practical articles for everyone!

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