In-depth Guide to PHP's zip_open() Function and Its Usage

Understanding PHP's zip_open() Function

The zip_open() function is used to open a zip file for reading. When successful, it returns an opened zip file object; if it fails, it returns FALSE.

Syntax

zip_open(zip_file)

Parameters

• zip_file - The path to the zip file to be opened.

Return Value

The zip_open() function returns an opened zip file object when successful, and FALSE when it fails.

Example Code

<?php
$zip = zip_open("new.zip");

if ($zip) {
    while ($zip_entry = zip_read($zip)) {
        echo "Compressed = " . zip_entry_compressedsize($zip_entry) . "<br/>";
    }
    zip_close($zip);
}
?>

Output

Compressed: 90
Compressed: 12
Compressed: 67

Conclusion

That's an overview of how to use the zip_open() function in PHP. With this function, developers can easily read and work with the contents of zip files.