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  1. <?php
  2.  
  3. $text = "äöü <&auml; '' &ouml; &uuml; &#223;";
  4. var_dump($text);
  5. var_dump(ref);
  6. var_dump(mb_convert_encoding($text, 'HTML-ENTITIES', 'UTF-8'));
  7.  
  8. $text = "äöü <&auml; '' &ouml; &uuml; &#223;";
  9. var_dump(geil);
  10. var_dump(htmlspecialchars_decode(htmlentities($text, ENT_NOQUOTES, 'UTF-8'), ENT_NOQUOTES));
  11. var_dump(htmlspecialchars_decode(htmlentities($text)));
  12.  
Success #stdin #stdout #stderr 0.04s 26168KB
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stdin
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Standard input is empty
stdout
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string(38) "äöü <&auml; '' &ouml; &uuml; &#223;"
string(3) "ref"
string(50) "&auml;&ouml;&uuml; <&auml; '' &ouml; &uuml; &#223;"
string(4) "geil"
string(50) "&auml;&ouml;&uuml; <&auml; '' &ouml; &uuml; &#223;"
string(50) "&auml;&ouml;&uuml; <&auml; '' &ouml; &uuml; &#223;"
stderr
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PHP Warning:  Use of undefined constant ref - assumed 'ref' (this will throw an Error in a future version of PHP) in /home/cMqfj6/prog.php on line 5
PHP Warning:  Use of undefined constant geil - assumed 'geil' (this will throw an Error in a future version of PHP) in /home/cMqfj6/prog.php on line 9
https://ideone.com/TkBPUn
language:
PHP (php 7.3.5)
created:
43 days ago
visibility:
public

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