hphp/test/zend/bad/ext-standard-strings/wordwrap_variation4.php

   1 <?php
   2 /* Prototype  : string wordwrap ( string $str [, int $width [, string $break [, bool $cut]]] )
   3  * Description: Wraps buffer to selected number of characters using string break char
   4  * Source code: ext/standard/string.c
   5 */
   6
   7 /*
   8  * test wordwrap() by supplying different values for cut argument
   9 */
  10
  11 echo "*** Testing wordwrap() : usage variations ***\n";
  12 // initialize all required variables
  13 $str = 'testing wordwrap function';
  14 $width = 10;
  15 $break = '<br />\n';
  16
  17 // get an unset variable
  18 $unset_var = true;
  19 unset($unset_var);
  20
  21 // resource variable
  22 $fp = fopen(__FILE__, "r");
  23
  24 // array with different values
  25 $values =  array (
  26
  27   // integer values
  28   0,
  29   1,
  30   12345,
  31   -2345,
  32
  33   // float values
  34   10.5,
  35   -10.5,
  36   10.5e10,
  37   10.6E-10,
  38   .5,
  39
  40   // array values
  41   array(),
  42   array(0),
  43   array(1),
  44   array(1, 2),
  45   array('color' => 'red', 'item' => 'pen'),
  46
  47   // string values
  48   "string",
  49   'string',
  50
  51   // objects
  52   new stdclass(),
  53
  54   // empty string
  55   "",
  56   '',
  57
  58   // undefined variable
  59   @$undefined_var,
  60
  61   // unset variable
  62   @$unset_var
  63 );
  64
  65 // loop though each element of the array and check the working of wordwrap()
  66 // when $cut arugment is supplied with different values
  67 echo "\n--- Testing wordwrap() by supplying different values for 'cut' argument ---\n";
  68 $counter = 1;
  69 for($index = 0; $index < count($values); $index ++) {
  70   echo "-- Iteration $counter --\n";
  71   $cut = $values [$index];
  72
  73   var_dump( wordwrap($str, $width, $break, $cut) );
  74
  75   $counter ++;
  76 }
  77
  78 // close the resource
  79 fclose($fp);
  80
  81 echo "Done\n";
  82 ?>