How to change the file type PHP file type judging code

Source: Internet
Author: User
$filename = "D:\\296.mid";
$file = fopen ($filename, "RB");
$bin = Fread ($file, 2); Read-only 2 bytes
Fclose ($file);
$strInfo = @unpack ("C2chars", $bin);
$typeCode = Intval ($strInfo [' chars1 ']. $strInfo [' chars2 ']);
$fileType = ";
Switch ($typeCode)
{
Case 7790:
$fileType = ' exe ';
Break
Case 7784:
$fileType = ' midi ';
Break
Case 8297:
$fileType = ' rar ';
Break
Case 255216:
$fileType = ' jpg ';
Break
Case 7173:
$fileType = ' gif ';
Break
Case 6677:
$fileType = ' bmp ';
Break
Case 13780:
$fileType = ' png ';
Break
Default
echo ' unknown ';
}
Echo ' This is a '. $fileType. ' File: '. $typeCode;
?>

The above describes how to change the file type of PHP file type judgment code, including how to change the file type of content, you want to be interested in PHP tutorial friends helpful.

  • Related Article

    Contact Us

    The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

    If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

    A Free Trial That Lets You Build Big!

    Start building with 50+ products and up to 12 months usage for Elastic Compute Service

    • Sales Support

      1 on 1 presale consultation

    • After-Sales Support

      24/7 Technical Support 6 Free Tickets per Quarter Faster Response

    • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.