hphp/test/zend/bad/ext-standard-strings/strtr_variation5.php

   1 <?php
   2 /* Prototype  : string strtr(string $str, string $from[, string $to]);
   3                 string strtr(string $str, array $replace_pairs);
   4  * Description: Translates characters in str using given translation tables
   5  * Source code: ext/standard/string.c
   6 */
   7
   8 /* Test strtr() function: with unexpected inputs for 'str'
   9  *  and expected type for 'from' & 'to' arguments
  10 */
  11
  12 echo "*** Testing strtr() function: with unexpected inputs for 'str' ***\n";
  13
  14 //get an unset variable
  15 $unset_var = 'string_val';
  16 unset($unset_var);
  17
  18 //defining a class
  19 class sample  {
  20   public function __toString() {
  21     return "sample object";
  22   }
  23 }
  24
  25 //getting the resource
  26 $file_handle = fopen(__FILE__, "r");
  27
  28 // array with different values
  29 $strings =  array (
  30
  31                   // integer values
  32 /*1*/     0,
  33                   1,
  34                   -2,
  35
  36                   // float values
  37 /*4*/     10.5,
  38                   -20.5,
  39                   10.1234567e10,
  40
  41                   // array values
  42 /*7*/     array(),
  43                   array(0),
  44                   array(1, 2),
  45
  46                   // boolean values
  47 /*10*/    true,
  48                   false,
  49                   TRUE,
  50                   FALSE,
  51
  52                   // null vlaues
  53 /*14*/    NULL,
  54                   null,
  55
  56                   // objects
  57 /*16*/    new sample(),
  58
  59                   // resource
  60 /*17*/    $file_handle,
  61
  62                   // undefined variable
  63 /*18*/    @$undefined_var,
  64
  65                   // unset variable
  66 /*19*/    @$unset_var
  67 );
  68
  69 //defining 'from' argument
  70 $from = "012atm";
  71
  72 //defining 'to' argument
  73 $to = "atm012";
  74
  75 // loop through with each element of the $strings array to test strtr() function
  76 $count = 1;
  77 for($index = 0; $index < count($strings); $index++) {
  78   echo "-- Iteration $count --\n";
  79   $str = $strings[$index];
  80   var_dump( strtr($str, $from, $to) );
  81   $count ++;
  82 }
  83
  84 fclose($file_handle);  //closing the file handle
  85
  86 ?>
  87 ===DONE===