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|
--TEST--
Test array_values() function : usage variations - array keys different data types
--FILE--
<?php
/* Prototype : array array_values(array $input)
* Description: Return just the values from the input array
* Source code: ext/standard/array.c
*/
/*
* Pass arrays where the keys are different data types as $input argument
* to array_values() to test behaviour
*/
echo "*** Testing array_values() : usage variations ***\n";
//get an unset variable
$unset_var = 10;
unset ($unset_var);
// heredoc string
$heredoc = <<<EOT
hello world
EOT;
// unexpected values to be passed as $input
$inputs = array(
// int data
/*1*/ 'int' => array(
0 => 'zero',
1 => 'one',
12345 => 'positive',
-2345 => 'negative',
),
// float data
/*2*/ 'float' => array(
10.5 => 'positive',
-10.5 => 'negative',
.5 => 'half',
),
/*3*/ 'extreme floats' => array(
12.3456789000e10 => 'large',
12.3456789000E-10 => 'small',
),
// null data
/*4*/ 'null uppercase' => array(
NULL => 'null 1',
),
/*5*/ 'null lowercase' => array(
null => 'null 2',
),
// boolean data
/*6*/ 'bool lowercase' => array(
true => 'lowert',
false => 'lowerf',
),
/*7*/ 'bool uppercase' => array(
TRUE => 'uppert',
FALSE => 'upperf',
),
// empty data
/*8*/ 'empty double quotes' => array(
"" => 'emptyd',
),
/*9*/ 'empty single quotes' => array(
'' => 'emptys',
),
// string data
/*10*/ 'string' => array(
"stringd" => 'stringd',
'strings' => 'strings',
$heredoc => 'stringh',
),
// undefined data
/*11*/ 'undefined' => array(
@$undefined_var => 'undefined',
),
// unset data
/*12*/ 'unset' => array(
@$unset_var => 'unset',
),
);
// loop through each element of $inputs to check the behavior of array_values()
$iterator = 1;
foreach($inputs as $key => $input) {
echo "\n-- Iteration $iterator: $key data --\n";
var_dump( array_values($input) );
$iterator++;
};
echo "Done";
?>
--EXPECTF--
*** Testing array_values() : usage variations ***
-- Iteration 1: int data --
array(4) {
[0]=>
string(4) "zero"
[1]=>
string(3) "one"
[2]=>
string(8) "positive"
[3]=>
string(8) "negative"
}
-- Iteration 2: float data --
array(3) {
[0]=>
string(8) "positive"
[1]=>
string(8) "negative"
[2]=>
string(4) "half"
}
-- Iteration 3: extreme floats data --
array(2) {
[0]=>
string(5) "large"
[1]=>
string(5) "small"
}
-- Iteration 4: null uppercase data --
array(1) {
[0]=>
string(6) "null 1"
}
-- Iteration 5: null lowercase data --
array(1) {
[0]=>
string(6) "null 2"
}
-- Iteration 6: bool lowercase data --
array(2) {
[0]=>
string(6) "lowert"
[1]=>
string(6) "lowerf"
}
-- Iteration 7: bool uppercase data --
array(2) {
[0]=>
string(6) "uppert"
[1]=>
string(6) "upperf"
}
-- Iteration 8: empty double quotes data --
array(1) {
[0]=>
string(6) "emptyd"
}
-- Iteration 9: empty single quotes data --
array(1) {
[0]=>
string(6) "emptys"
}
-- Iteration 10: string data --
array(3) {
[0]=>
string(7) "stringd"
[1]=>
string(7) "strings"
[2]=>
string(7) "stringh"
}
-- Iteration 11: undefined data --
array(1) {
[0]=>
string(9) "undefined"
}
-- Iteration 12: unset data --
array(1) {
[0]=>
string(5) "unset"
}
Done
|
