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  1. <!DOCTYPE html>
  2. <html>
  3.  <head>
  4.     <title>!DOCTYPE</title>
  5.    <meta charset="utf-8">
  6.  </head>
  7.  <body>
  8. <form action="" method="get">
  9.  
  10. 	<p><b>Количество ночей проведенных с трапом:</b><br>
  11. 		<input type="text" name="num" ></p>
  12. </form>
  13.  </body> 
  14. </html>
  15. <?php
  16.  
  17. $regexpThr = '/[^\d]/';
  18.  
  19. $nig= preg_split ($regexpThr, $_GET[num]);
  20. $nig1= $nig[1];
  21. $nig2= $nig[2];
  22. var_dump($nig);
  23. echo $nig1;
  24. echo $nig2;
Success #stdin #stdout #stderr 0s 82944KB
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stdin
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Standard input is empty
stdout
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<!DOCTYPE html>
<html>
 <head>
    <title>!DOCTYPE</title>
   <meta charset="utf-8">
 </head>
 <body>
<form action="" method="get">

	<p><b>Количество ночей проведенных с трапом:</b><br>
		<input type="text" name="num" ></p>
</form>
 </body> 
</html>
array(1) {
  [0]=>
  string(0) ""
}
stderr
copy 
PHP Notice:  Use of undefined constant num - assumed 'num' in /home/6ztbk3/prog.php on line 19
PHP Notice:  Undefined index: num in /home/6ztbk3/prog.php on line 19
PHP Notice:  Undefined offset: 1 in /home/6ztbk3/prog.php on line 20
PHP Notice:  Undefined offset: 2 in /home/6ztbk3/prog.php on line 21
https://ideone.com/cNjfkw
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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