PHP无法显示XML页解决办法

PHP无法显示XML页

PHP code

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<?php header('Content-Type: text/xml');
        echo '<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>';
        echo '<response>';
        $name = $_POST['name'];
        echo 'hello '.htmlentities($name);
        echo '</response>';
    
?>

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PHP code

//这儿是否有HTML？有输出？
<?php header('Content-Type: text/xml');
<br /><font color="#e78608">------解决方案--------------------</font><br>XML和HTML不能同时输出！<br><br>......<br>       echo '';<br>exit;    <br>?><br><br><br><br> <div class="clear">
                 
              
              
        
            </div>

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