hphp/test/zend/good/ext/iconv/tests/iconv_strpos_variation5.php

   1 <?php
   2 /* Prototype  : int iconv_strpos(string haystack, string needle [, int offset [, string charset]])
   3  * Description: Find position of first occurrence of a string within another
   4  * Source code: ext/iconv/iconv.c
   5  */
   6
   7 /*
   8  * Test how iconv_strpos() behaves when passed different integers as $offset argument
   9  * The character length of $string_ascii and $string_mb is the same,
  10  * and the needle appears at the same positions in both strings
  11  */
  12
  13 iconv_set_encoding("internal_encoding", "UTF-8");
  14
  15 echo "*** Testing iconv_strpos() : usage variations ***\n";
  16
  17 $string_ascii = b'+Is an English string'; //21 chars
  18 $needle_ascii = b'g';
  19
  20 $string_mb = base64_decode(b'5pel5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCMDEyMzTvvJXvvJbvvJfvvJjvvJnjgII='); //21 chars
  21 $needle_mb = base64_decode(b'44CC');
  22
  23 /*
  24  * Loop through integers as multiples of ten for $offset argument
  25  * iconv_strpos should not be able to accept negative values as $offset.
  26  * 60 is larger than *BYTE* count for $string_mb
  27  */
  28 for ($i = -10; $i <= 60; $i += 10) {
  29         echo "\n**-- Offset is: $i --**\n";
  30         echo "-- ASCII String --\n";
  31         var_dump(iconv_strpos($string_ascii, $needle_ascii, $i));
  32         echo "--Multibyte String --\n";
  33         var_dump(iconv_strpos($string_mb, $needle_mb, $i, 'UTF-8'));
  34 }
  35
  36 echo "Done";
  37 ?>
  38