hphp/test/zend/good/ext/standard/tests/array/array_flip_variation4.php

   1 <?hh
   2 /* Prototype  : array array_flip(array $input)
   3  * Description: Return array with key <-> value flipped
   4  * Source code: ext/standard/array.c
   5 */
   6
   7 /*
   8 * Trying different invalid values for 'input' array argument
   9 */
  10 // class definition for object data
  11 class MyClass
  12 {
  13    public function __toString()
  14    {
  15      return 'object';
  16    }
  17 }
  18 <<__EntryPoint>> function main(): void {
  19 echo "*** Testing array_flip() : different invalid values in 'input' array argument ***\n";
  20
  21 $obj = new MyClass();
  22
  23 // resource data
  24 $fp = fopen(__FILE__, 'r');
  25
  26 $input = array(
  27   // float values
  28   'float_value1' => 1.2,
  29   'float_value2' => 0.5,
  30   'flaot_value3' => 3.4E3,
  31   'flaot_value4' => 5.6E-6,
  32
  33   // bool values
  34   'bool_value1' => true,
  35   'bool_value2' => false,
  36   'bool_value3' => TRUE,
  37   'bool_value4' => FALSE,
  38
  39   // null values
  40   'null_value1' => null,
  41
  42   // array value
  43   'array_value' => array(1),
  44
  45   // object value
  46   'obj_value' => $obj,
  47
  48   // resource value
  49   'resource_value' => $fp,
  50 );
  51
  52 var_dump( array_flip($input) );
  53
  54 // closing resource
  55 fclose($fp);
  56
  57 echo "Done";
  58 }