hphp/test/zend/good/ext-standard-strings/str_split_variation4.php

   1 <?php
   2 /* Prototype  : array str_split(string $str [, int $split_length])
   3  * Description: Convert a string to an array. If split_length is
   4                 specified, break the string down into chunks each
   5                 split_length characters long.
   6  * Source code: ext/standard/string.c
   7  * Alias to functions: none
   8 */
   9
  10 /*
  11 * passing different single quoted strings as 'str' argument to str_split()
  12 * split_length is set to 5
  13 */
  14
  15 echo "*** Testing str_split() : single quoted strings for 'str' ***\n";
  16
  17 //Initialize variables
  18 $split_length = 5;
  19
  20 // different values for 'str'
  21 $values = array(
  22   '',  //empty
  23   ' ',  //space
  24   '1234', //with only numbers
  25   'simple string',  //regular string
  26   'It\'s string with quote',  //string containing single quote
  27   'string\tcontains\rwhite space\nchars',
  28   'containing @ # $ % ^ & chars',
  29   'with 1234 numbers',
  30   'with \0 and ".chr(0)."null chars',  //for binary safe
  31   'with    multiple     space char',
  32   'Testing invalid \k and \m escape char',
  33   'to check with \\n and \\t' //ignoring \n and \t results
  34 );
  35
  36 //loop through each element of $values for 'str' argument
  37 for($count = 0; $count < count($values); $count++) {
  38   echo "-- Iteration ".($count+1)." --\n";
  39   var_dump( str_split($values[$count], $split_length) );
  40 }
  41 echo "Done"
  42 ?>