What could be causing issues with displaying Umlaut characters correctly in PHP output?

The issue with displaying Umlaut characters correctly in PHP output could be due to the character encoding not being set properly. To solve this, you can set the character encoding to UTF-8 in your PHP script using the header() function. 

<?php
header('Content-Type: text/html; charset=UTF-8');

// Your PHP code here
?>

Keywords

Umlaut characters PHP output encoding UTF-8 character set

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