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  1. <?php
  2.  
  3.   $hi = fopen('php://stdin', "r");
  4.   $ho = fopen('php://stdout', "w");
  5.  
  6.   while (true) 
  7.   {
  8.     fscanf($hi, "%d", $n);
  9.     if ($n == 42)
  10.       break;
  11.     fwrite($ho, sprintf("%d\n", $n));
  12.   }
  13.  
  14.   fclose($ho);
  15.   fclose($hi);
  16.   $new = 'is great';
  17.   $new.= ' what';
  18.   fclose($new);
  19. ?>
Success #stdin #stdout 0.02s 13112KB
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stdin
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1
2
10
42
11
stdout
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1
2
10

Warning: fclose(): supplied argument is not a valid stream resource in /home/6EK89R/prog.php on line 18
https://ideone.com/YYR2b
language:
PHP (php 7.3.5)
created:
14 years ago
visibility:
public

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