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  1. <?php
  2. header("Content-type: text/html; charset=utf-8");
  3. ?>
  4. <!DOCTYPE html>
  5. <html lang="en">
  6. <head>
  7. 	<meta charset="UTF-8">
  8. 	<title>Document</title>
  9. </head>
  10. <body>
  11. <form action="<?php $_SERVER['REQUEST_URI'] ?>" method="get">
  12. 	<textarea name="text" rows="10">
  13.  
  14. 	</textarea><br>
  15. 	<input type="submit" value="Отправить"><br>
  16. </form>
  17. <pre>
  18. <?php
  19. echo htmlspecialchars($_GET['text']);
  20. ?>
  21. </pre>
  22. <a href="index.php?text=<?php echo htmlspecialchars($_GET['text']); ?>&lt=1">ссылка</a>
  23. </body>
  24. </html>
Success #stdin #stdout #stderr 0.01s 82880KB
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stdin
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Standard input is empty
stdout
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<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
</head>
<body>
<form action="" method="get">
	<textarea name="text" rows="10">
		
	</textarea><br>
	<input type="submit" value="Отправить"><br>
</form>
<pre>
</pre>
<a href="index.php?text=&lt=1">ссылка</a>
</body>
</html>
stderr
copy 
PHP Notice:  Undefined index: REQUEST_URI in /home/sekYbX/prog.php on line 11
PHP Notice:  Undefined index: text in /home/sekYbX/prog.php on line 19
PHP Notice:  Undefined index: text in /home/sekYbX/prog.php on line 22
https://ideone.com/WFgTYm
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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