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|
--TEST--
Test array_udiff() function : usage variation
--FILE--
<?php
/* Prototype : array array_udiff(array arr1, array arr2 [, array ...], callback data_comp_func)
* Description: Returns the entries of arr1 that have values which are not present in any of the others arguments. Elements are compared by user supplied function.
* Source code: ext/standard/array.c
* Alias to functions:
*/
echo "*** Testing array_udiff() : usage variation ***\n";
// Initialise function arguments not being substituted (if any)
$arr1 = array(1, 2);
$arr2 = array(1, 2);
//get an unset variable
$unset_var = 10;
unset ($unset_var);
// define some classes
class classWithToString
{
public function __toString() {
return "Class A object";
}
}
// heredoc string
$heredoc = <<<EOT
hello world
EOT;
// add arrays
$index_array = array (1, 2, 3);
$assoc_array = array ('one' => 1, 'two' => 2);
//array of values to iterate over
$inputs = array(
// int data
'int 0' => 0,
'int 1' => 1,
'int 12345' => 12345,
'int -12345' => -2345,
// float data
'float 10.5' => 10.5,
'float -10.5' => -10.5,
'float 12.3456789000e10' => 12.3456789000e10,
'float -12.3456789000e10' => -12.3456789000e10,
'float .5' => .5,
// array data
'empty array' => array(),
'int indexed array' => $index_array,
'associative array' => $assoc_array,
'nested arrays' => array('foo', $index_array, $assoc_array),
// null data
'uppercase NULL' => NULL,
'lowercase null' => null,
// boolean data
'lowercase true' => true,
'lowercase false' =>false,
'uppercase TRUE' =>TRUE,
'uppercase FALSE' =>FALSE,
// empty data
'empty string DQ' => "",
'empty string SQ' => '',
// string data
'string DQ' => "string",
'string SQ' => 'string',
'mixed case string' => "sTrInG",
'heredoc' => $heredoc,
// object data
'instance of classWithToString' => new classWithToString(),
// undefined data
'undefined var' => @$undefined_var,
// unset data
'unset var' => @$unset_var,
);
// loop through each element of the array for data_comp_func
foreach($inputs as $key =>$value) {
echo "\n--$key--\n";
var_dump( array_udiff($arr1, $arr2, $value) );
};
?>
===DONE===
--EXPECTF--
*** Testing array_udiff() : usage variation ***
--int 0--
Warning: array_udiff(): Not a valid callback 0 in %s on line %d
NULL
--int 1--
Warning: array_udiff(): Not a valid callback 1 in %s on line %d
NULL
--int 12345--
Warning: array_udiff(): Not a valid callback 12345 in %s on line %d
NULL
--int -12345--
Warning: array_udiff(): Not a valid callback -2345 in %s on line %d
NULL
--float 10.5--
Warning: array_udiff(): Not a valid callback 10.5 in %s on line %d
NULL
--float -10.5--
Warning: array_udiff(): Not a valid callback -10.5 in %s on line %d
NULL
--float 12.3456789000e10--
Warning: array_udiff(): Not a valid callback 123456789000 in %s on line %d
NULL
--float -12.3456789000e10--
Warning: array_udiff(): Not a valid callback -123456789000 in %s on line %d
NULL
--float .5--
Warning: array_udiff(): Not a valid callback 0.5 in %s on line %d
NULL
--empty array--
Warning: array_udiff(): Not a valid callback Array in %s on line %d
NULL
--int indexed array--
Warning: array_udiff(): Not a valid callback Array in %s on line %d
NULL
--associative array--
Warning: array_udiff(): Not a valid callback Array in %s on line %d
NULL
--nested arrays--
Warning: array_udiff(): Not a valid callback Array in %s on line %d
NULL
--uppercase NULL--
Warning: array_udiff(): Not a valid callback in %s on line %d
NULL
--lowercase null--
Warning: array_udiff(): Not a valid callback in %s on line %d
NULL
--lowercase true--
Warning: array_udiff(): Not a valid callback 1 in %s on line %d
NULL
--lowercase false--
Warning: array_udiff(): Not a valid callback in %s on line %d
NULL
--uppercase TRUE--
Warning: array_udiff(): Not a valid callback 1 in %s on line %d
NULL
--uppercase FALSE--
Warning: array_udiff(): Not a valid callback in %s on line %d
NULL
--empty string DQ--
Warning: array_udiff(): Not a valid callback in %s on line %d
NULL
--empty string SQ--
Warning: array_udiff(): Not a valid callback in %s on line %d
NULL
--string DQ--
Warning: array_udiff(): Not a valid callback string in %s on line %d
NULL
--string SQ--
Warning: array_udiff(): Not a valid callback string in %s on line %d
NULL
--mixed case string--
Warning: array_udiff(): Not a valid callback sTrInG in %s on line %d
NULL
--heredoc--
Warning: array_udiff(): Not a valid callback hello world in %s on line %d
NULL
--instance of classWithToString--
Warning: array_udiff(): Not a valid callback Class A object in %s on line %d
NULL
--undefined var--
Warning: array_udiff(): Not a valid callback in %s on line %d
NULL
--unset var--
Warning: array_udiff(): Not a valid callback in %s on line %d
NULL
===DONE===
|
