What are the common pitfalls when using PHP to access network drives?

Common pitfalls when using PHP to access network drives include permission issues, incorrect file paths, and potential security vulnerabilities. To solve these issues, ensure that the PHP script has the necessary permissions to access the network drive, double-check the file paths to ensure they are correct, and sanitize user input to prevent security vulnerabilities.

// Example code snippet to access a network drive with proper error handling

$networkPath = "\\\\server\\share\\file.txt";

if(file_exists($networkPath)) {
    $fileContents = file_get_contents($networkPath);
    echo $fileContents;
} else {
    echo "File not found or permission denied.";
}