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|
--TEST--
Test array_diff_assoc() function : usage variations - arrays with different data types as keys
--FILE--
<?php
/* Prototype : array array_diff_assoc(array $arr1, array $arr2 [, array ...])
* Description: Returns the entries of arr1 that have values which are not present
* in any of the others arguments but do additional checks whether the keys are equal
* Source code: ext/standard/array.c
*/
/*
* Test how array_diff_assoc() compares arrays containing different data types
* as keys
*/
echo "\n*** Testing array_diff_assoc() : usage variations ***\n";
$array = array(1, 2, 3);
//get an unset variable
$unset_var = 10;
unset ($unset_var);
// heredoc string
$heredoc = <<<EOT
hello world
EOT;
//Different data types as keys to be passed to $arr1 argument
$inputs = array(
// int data
/*1*/
'int' => array(
0 => 'zero',
1 => 'one',
12345 => 'positive',
-2345 => 'negative'),
// float data
/*2*/
'float' => array(
10.5 => 'float 1',
-10.5 => 'float 2',
.5 => 'float 3'),
// null data
/*3*/
'null' => array(
NULL => 'null 1',
null => 'null 2'),
// boolean data
/*4*/
'bool' => array(
true => 'boolt',
false => 'boolf',
TRUE => 'boolT',
FALSE => 'boolF'),
// empty data
/*5*/
'empty' => array(
"" => 'emptyd',
'' => 'emptys'),
// string data
/*6*/
'string' => array(
"string" => 'stringd',
'string' => 'strings',
$heredoc => 'stringh'),
// binary data
/*7*/
'binary' => array(
b"binary1" => 'binary 1',
(binary)"binary2" => 'binary 2'),
// undefined data
/*8*/
'undefined' => array(
@$undefined_var => 'undefined'),
// unset data
/*9*/
'unset' => array(
@$unset_var => 'unset'),
);
// loop through each element of $inputs to check the behavior of array_diff_assoc
$iterator = 1;
foreach($inputs as $key => $input) {
echo "\n-- Iteration $iterator --\n";
var_dump( array_diff_assoc($input, $array));
$iterator++;
};
echo "Done";
?>
--EXPECTF--
*** Testing array_diff_assoc() : usage variations ***
-- Iteration 1 --
array(4) {
[0]=>
string(4) "zero"
[1]=>
string(3) "one"
[12345]=>
string(8) "positive"
[-2345]=>
string(8) "negative"
}
-- Iteration 2 --
array(3) {
[10]=>
string(7) "float 1"
[-10]=>
string(7) "float 2"
[0]=>
string(7) "float 3"
}
-- Iteration 3 --
array(1) {
[""]=>
string(6) "null 2"
}
-- Iteration 4 --
array(2) {
[1]=>
string(5) "boolT"
[0]=>
string(5) "boolF"
}
-- Iteration 5 --
array(1) {
[""]=>
string(6) "emptys"
}
-- Iteration 6 --
array(2) {
["string"]=>
string(7) "strings"
["hello world"]=>
string(7) "stringh"
}
-- Iteration 7 --
array(2) {
["binary1"]=>
string(8) "binary 1"
["binary2"]=>
string(8) "binary 2"
}
-- Iteration 8 --
array(1) {
[""]=>
string(9) "undefined"
}
-- Iteration 9 --
array(1) {
[""]=>
string(5) "unset"
}
Done
|
