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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare

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--TEST--
Test array_intersect() function : usage variations - binary safe checking 
--FILE--
<?php
/* Prototype  : array array_intersect(array $arr1, array $arr2 [, array $...])
 * Description: Returns the entries of arr1 that have values which are present in all the other arguments 
 * Source code: ext/standard/array.c
*/

/*
* Testing the behavior of array_intersect() by passing array with 
* binary values for $arr1 and $arr2 argument. 
*/

echo "*** Testing array_intersect() : binary safe checking ***\n";

// array with binary values
$arr_binary = array(b"hello", b"world");
// simple array
$arr_normal = array("hello", "world");

// array with binary value for $arr1 argument
var_dump( array_intersect($arr_binary, $arr_normal) );

// array with binary value for $arr2 argument
var_dump( array_intersect($arr_normal, $arr_binary) );

// array with binary value for both $arr1 and $arr2 argument
var_dump( array_intersect($arr_binary, $arr_binary) );

echo "Done";
?>
--EXPECTF--
*** Testing array_intersect() : binary safe checking ***
array(2) {
  [0]=>
  string(5) "hello"
  [1]=>
  string(5) "world"
}
array(2) {
  [0]=>
  string(5) "hello"
  [1]=>
  string(5) "world"
}
array(2) {
  [0]=>
  string(5) "hello"
  [1]=>
  string(5) "world"
}
Done

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