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|
--TEST--
Test array_change_key_case() function : usage variations - Different strings as keys
--FILE--
<?php
/* Prototype : array array_change_key_case(array $input [, int $case])
* Description: Retuns an array with all string keys lowercased [or uppercased]
* Source code: ext/standard/array.c
*/
/*
* Test how array_change_key_case() behaves with different strings
*/
echo "*** Testing array_change_key_case() : usage variations ***\n";
$inputs = array (
// group of escape sequences
array(null => 1, NULL => 2, "\a" => 3, "\cx" => 4, "\e" => 5, "\f" => 6, "\n" => 7, "\t" => 8, "\xhh" => 9, "\ddd" => 10, "\v" => 11),
// array contains combination of capital/small letters
array("lemoN" => 1, "Orange" => 2, "banana" => 3, "apple" => 4, "Test" => 5, "TTTT" => 6, "ttt" => 7, "ww" => 8, "x" => 9, "X" => 10, "oraNGe" => 11, "BANANA" => 12)
);
foreach($inputs as $input) {
echo "\n-- \$case = default --\n";
var_dump(array_change_key_case($input));
echo "-- \$case = upper --\n";
var_dump(array_change_key_case($input, CASE_UPPER));
}
echo "Done";
?>
--EXPECTF--
*** Testing array_change_key_case() : usage variations ***
-- $case = default --
array(10) {
[""]=>
int(2)
["\a"]=>
int(3)
["\cx"]=>
int(4)
["\e"]=>
int(5)
[" "]=>
int(6)
["
"]=>
int(7)
[" "]=>
int(8)
["\xhh"]=>
int(9)
["\ddd"]=>
int(10)
[" "]=>
int(11)
}
-- $case = upper --
array(10) {
[""]=>
int(2)
["\A"]=>
int(3)
["\CX"]=>
int(4)
["\E"]=>
int(5)
[" "]=>
int(6)
["
"]=>
int(7)
[" "]=>
int(8)
["\XHH"]=>
int(9)
["\DDD"]=>
int(10)
[" "]=>
int(11)
}
-- $case = default --
array(9) {
["lemon"]=>
int(1)
["orange"]=>
int(11)
["banana"]=>
int(12)
["apple"]=>
int(4)
["test"]=>
int(5)
["tttt"]=>
int(6)
["ttt"]=>
int(7)
["ww"]=>
int(8)
["x"]=>
int(10)
}
-- $case = upper --
array(9) {
["LEMON"]=>
int(1)
["ORANGE"]=>
int(11)
["BANANA"]=>
int(12)
["APPLE"]=>
int(4)
["TEST"]=>
int(5)
["TTTT"]=>
int(6)
["TTT"]=>
int(7)
["WW"]=>
int(8)
["X"]=>
int(10)
}
Done
|
