hphp/test/zend/good/ext-pcre/preg_replace_callback_error.php

   1 <?php
   2 /*
   3 * proto string preg_replace(mixed regex, mixed replace, mixed subject [, int limit [, count]])
   4 * Function is implemented in ext/pcre/php_pcre.c
   5 */
   6 echo "***Testing preg_replace_callback() : error conditions***\n";
   7 //Zero arguments
   8 echo "\n-- Testing preg_replace_callback() function with Zero arguments --\n";
   9 var_dump(preg_replace_callback());
  10 //Test preg_replace_callback() with one more than the expected number of arguments
  11 echo "\n-- Testing preg_replace_callback() function with more than expected no. of arguments --\n";
  12 $replacement = array('zero', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine');
  13 function integer_word($matches) {
  14     global $replacement;
  15     return $replacement[$matches[0]];
  16 }
  17 $regex = '/\d/';
  18 $subject = 'there are 7 words in this sentence.';
  19 $limit = 10;
  20 $extra_arg = 10;
  21 var_dump(preg_replace_callback($regex, 'integer_word', $subject, $limit, $count, $extra_arg));
  22 //Testing preg_replace_callback() with one less than the expected number of arguments
  23 echo "\n-- Testing preg_replace_callback() function with less than expected no. of arguments --\n";
  24 $regex = '/\d/';
  25 var_dump(preg_replace_callback($regex, 'integer word'));
  26 echo "Done";
  27 ?>