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  1. <?php
  2.  
  3. readline_callback_handler_install('', function() { });
  4. while (true) {
  5.   $r = array(STDIN);
  6.   $w = NULL;
  7.   $e = NULL;
  8.   $n = stream_select($r, $w, $e, null);
  9.   if ($n && in_array(STDIN, $r)) {
  10.     $c = stream_get_contents(STDIN, 1);
  11.     echo "Char read: $c\n";
  12.     break;
  13.   }
  14. }
  15.  
  16. ?>
Success #stdin #stdout 0.02s 52504KB
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stdin
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abcd
stdout
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Char read: a
https://ideone.com/EkJwIC
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
secret

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