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|
--TEST--
Test strrchr() function : usage variations - unexpected inputs for haystack and needle
--FILE--
<?php
/* Prototype : string strrchr(string $haystack, string $needle);
* Description: Finds the last occurrence of a character in a string.
* Source code: ext/standard/string.c
*/
/* Test strrchr() function with unexpected inputs for haystack and needle */
echo "*** Testing strrchr() function: with unexpected inputs for haystack and needle ***\n";
// get an unset variable
$unset_var = 'string_val';
unset($unset_var);
// declaring a class
class sample {
public function __toString() {
return "object";
}
}
//getting the resource
$file_handle = fopen(__FILE__, "r");
// array with different values
$values = array (
// integer values
0,
1,
12345,
-2345,
// float values
10.5,
-10.5,
10.1234567e10,
10.7654321E-10,
.5,
// array values
array(),
array(0),
array(1),
array(1, 2),
array('color' => 'red', 'item' => 'pen'),
// boolean values
true,
false,
TRUE,
FALSE,
// objects
new sample(),
// empty string
"",
'',
// null vlaues
NULL,
null,
// resource
$file_handle,
// undefined variable
@$undefined_var,
// unset variable
@$unset_var
);
// loop through each element of the array and check the working of strrchr()
$counter = 1;
for($index = 0; $index < count($values); $index ++) {
echo "-- Iteration $counter --\n";
var_dump( strrchr($values[$index], $values[$index]) );
$counter ++;
}
fclose($file_handle); //closing the file handle
echo "*** Done ***";
?>
--EXPECTF--
*** Testing strrchr() function: with unexpected inputs for haystack and needle ***
-- Iteration 1 --
bool(false)
-- Iteration 2 --
bool(false)
-- Iteration 3 --
bool(false)
-- Iteration 4 --
bool(false)
-- Iteration 5 --
bool(false)
-- Iteration 6 --
bool(false)
-- Iteration 7 --
bool(false)
-- Iteration 8 --
bool(false)
-- Iteration 9 --
bool(false)
-- Iteration 10 --
Notice: Array to string conversion in %s on line %d
bool(false)
-- Iteration 11 --
Notice: Array to string conversion in %s on line %d
bool(false)
-- Iteration 12 --
Notice: Array to string conversion in %s on line %d
bool(false)
-- Iteration 13 --
Notice: Array to string conversion in %s on line %d
bool(false)
-- Iteration 14 --
Notice: Array to string conversion in %s on line %d
bool(false)
-- Iteration 15 --
bool(false)
-- Iteration 16 --
bool(false)
-- Iteration 17 --
bool(false)
-- Iteration 18 --
bool(false)
-- Iteration 19 --
Notice: Object of class sample could not be converted to int in %s on line %d
bool(false)
-- Iteration 20 --
bool(false)
-- Iteration 21 --
bool(false)
-- Iteration 22 --
bool(false)
-- Iteration 23 --
bool(false)
-- Iteration 24 --
%s
-- Iteration 25 --
bool(false)
-- Iteration 26 --
bool(false)
*** Done ***
|
