each_variation2.phpt [plain text]
--TEST--
Test each() function : usage variations - arrays of different data types
--FILE--
<?php
echo "*** Testing each() : usage variations ***\n";
$unset_var = 10;
unset ($unset_var);
class classA
{
public function __toString() {
return "Class A object";
}
}
$heredoc = <<<EOT
hello world
EOT;
$fp = fopen(__FILE__, "r");
$inputs = array(
'int' => array(
0,
1,
12345,
-2345,
),
'float' => array(
10.5,
-10.5,
12.3456789000e10,
12.3456789000E-10,
.5,
),
'null' => array(
NULL,
null,
),
'bool' => array(
true,
false,
TRUE,
FALSE,
),
'empty string' => array(
"",
'',
),
'empty array' => array(
),
'string' => array(
"string",
'string',
$heredoc,
),
'object' => array(
new classA(),
),
'undefined' => array(
@$undefined_var,
),
'unset' => array(
@$unset_var,
),
'resource' => array(
$fp
),
);
$iterator = 1;
foreach($inputs as $key => $input) {
echo "\n-- Iteration $iterator: $key data --\n";
var_dump( each($input) );
$iterator++;
};
fclose($fp);
echo "Done";
?>
--EXPECTF--
*** Testing each() : usage variations ***
-- Iteration 1: int data --
array(4) {
[1]=>
int(0)
["value"]=>
int(0)
[0]=>
int(0)
["key"]=>
int(0)
}
-- Iteration 2: float data --
array(4) {
[1]=>
float(10.5)
["value"]=>
float(10.5)
[0]=>
int(0)
["key"]=>
int(0)
}
-- Iteration 3: null data --
array(4) {
[1]=>
NULL
["value"]=>
NULL
[0]=>
int(0)
["key"]=>
int(0)
}
-- Iteration 4: bool data --
array(4) {
[1]=>
bool(true)
["value"]=>
bool(true)
[0]=>
int(0)
["key"]=>
int(0)
}
-- Iteration 5: empty string data --
array(4) {
[1]=>
string(0) ""
["value"]=>
string(0) ""
[0]=>
int(0)
["key"]=>
int(0)
}
-- Iteration 6: empty array data --
bool(false)
-- Iteration 7: string data --
array(4) {
[1]=>
string(6) "string"
["value"]=>
string(6) "string"
[0]=>
int(0)
["key"]=>
int(0)
}
-- Iteration 8: object data --
array(4) {
[1]=>
object(classA)#%d (0) {
}
["value"]=>
object(classA)#%d (0) {
}
[0]=>
int(0)
["key"]=>
int(0)
}
-- Iteration 9: undefined data --
array(4) {
[1]=>
NULL
["value"]=>
NULL
[0]=>
int(0)
["key"]=>
int(0)
}
-- Iteration 10: unset data --
array(4) {
[1]=>
NULL
["value"]=>
NULL
[0]=>
int(0)
["key"]=>
int(0)
}
-- Iteration 11: resource data --
array(4) {
[1]=>
resource(%d) of type (stream)
["value"]=>
resource(%d) of type (stream)
[0]=>
int(0)
["key"]=>
int(0)
}
Done