Detect Encoding Php _verified_ Review

// Wrong approach for text encoding: $finfo = finfo_open(FILEINFO_MIME_ENCODING); echo finfo_file($finfo, 'file.txt'); // "us-ascii" or "utf-8" (unreliable) // Better: read content and detect $content = file_get_contents('file.txt'); echo mb_detect_encoding($content);

PHP gives us tools to handle this, but they aren't magic. Let’s look at how to reliably detect encoding—and when you shouldn't rely on detection at all. PHP’s Multibyte String extension (mbstring) provides mb_detect_encoding() . It scans a string and tries to guess the character set. detect encoding php

The root cause?