hphp/test/zend/bad/ext-standard-array/current_variation1.php

   1 <?php
   2 /* Prototype  : mixed current(array $array_arg)
   3  * Description: Return the element currently pointed to by the internal array pointer
   4  * Source code: ext/standard/array.c
   5  * Alias to functions: pos
   6  */
   7
   8 /*
   9  * Pass different data types as $array_arg argument to current() to test behaviour
  10  */
  11
  12 echo "*** Testing current() : usage variations ***\n";
  13
  14 //get an unset variable
  15 $unset_var = 10;
  16 unset ($unset_var);
  17
  18 // get a class
  19 class classA
  20 {
  21         var $var1;
  22   public function __toString() {
  23     return "Class A object";
  24   }
  25 }
  26
  27 // heredoc string
  28 $heredoc = <<<EOT
  29 hello world
  30 EOT;
  31
  32 // get a resource variable
  33 $fp = fopen(__FILE__, "r");
  34
  35 // unexpected values to be passed to $array_arg argument
  36 $inputs = array(
  37
  38        // int data
  39 /*1*/  0,
  40        1,
  41        12345,
  42        -2345,
  43
  44        // float data
  45 /*5*/  10.5,
  46        -10.5,
  47        12.3456789000e10,
  48        12.3456789000E-10,
  49        .5,
  50
  51        // null data
  52 /*10*/ NULL,
  53        null,
  54
  55        // boolean data
  56 /*12*/ true,
  57        false,
  58        TRUE,
  59        FALSE,
  60
  61        // empty data
  62 /*16*/ "",
  63        '',
  64
  65        // string data
  66 /*18*/ "string",
  67        'string',
  68        $heredoc,
  69
  70        // object data
  71 /*21*/ new classA(),
  72
  73        // undefined data
  74 /*22*/ @$undefined_var,
  75
  76        // unset data
  77 /*23*/ @$unset_var,
  78
  79        // resource variable
  80 /*24*/ $fp
  81 );
  82
  83 // loop through each element of $inputs to check the behavior of current()
  84 $iterator = 1;
  85 foreach($inputs as $input) {
  86   echo "\n-- Iteration $iterator --\n";
  87   var_dump( current($input) );
  88   $iterator++;
  89 };
  90
  91 fclose($fp);
  92 ?>
  93 ===DONE===