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69 lines
1.3 KiB
PHP
69 lines
1.3 KiB
PHP
--TEST--
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Test array_change_key_case() function : usage variations - different data types as keys
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--FILE--
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<?php
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/*
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* Pass arrays with different data types as keys to array_change_key_case()
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* to test conversion
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*/
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echo "*** Testing array_change_key_case() : usage variations ***\n";
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// arrays of different data types to be passed to $input argument
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$inputs = [
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'int' => [
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0 => 'zero',
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1 => 'one',
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12345 => 'positive',
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-2345 => 'negative',
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],
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'bool' => [
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true => 'true',
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false => 'false',
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],
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'string' => [
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'strings' => 'strings',
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'' => 'emptys',
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],
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];
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// loop through each sub-array of $inputs to check the behavior of array_change_key_case()
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foreach($inputs as $key => $input) {
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echo "\n-- $key data --\n";
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var_dump( array_change_key_case($input, CASE_UPPER) );
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};
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echo "Done";
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?>
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--EXPECT--
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*** Testing array_change_key_case() : usage variations ***
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-- int data --
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array(4) {
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[0]=>
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string(4) "zero"
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[1]=>
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string(3) "one"
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[12345]=>
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string(8) "positive"
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[-2345]=>
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string(8) "negative"
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}
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-- bool data --
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array(2) {
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[1]=>
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string(4) "true"
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[0]=>
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string(5) "false"
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}
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-- string data --
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array(2) {
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["STRINGS"]=>
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string(7) "strings"
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[""]=>
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string(6) "emptys"
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}
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Done
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