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--TEST--
Test in_array() function : usage variations - different haystack values
--FILE--
<?php
/*
* Prototype : bool in_array ( mixed $needle, array $haystack [, bool $strict] )
* Description: Searches haystack for needle and returns TRUE
* if it is found in the array, FALSE otherwise.
* Source Code: ext/standard/array.c
*/
/* Test in_array() with different possible haystack values */
echo "*** Testing in_array() with different haystack values ***\n";
$misc_array = array (
'a',
'key' =>'d',
3,
".001" =>-67,
"-.051" =>"k",
0.091 =>"-.08",
"e" =>"5",
"y" =>NULL,
NULL =>"",
0,
TRUE,
FALSE,
-27.39999999999,
" ",
"abcd\x00abcd\x00\abcd\x00abcdefghij",
"abcd\nabcd\tabcd\rabcd\0abcd"
);
$array_type = array(TRUE, FALSE, 1, 0, -1, "1", "0", "-1", NULL, array(), "PHP", "");
/* loop to do loose and strict type check of elements in
$array_type on elements in $misc_array using in_array();
checking PHP type comparison tables
*/
$counter = 1;
foreach($array_type as $type) {
echo "-- Iteration $counter --\n";
//loose type checking
var_dump( in_array($type,$misc_array ) );
//strict type checking
var_dump( in_array($type,$misc_array,true) );
//loose type checking
var_dump( in_array($type,$misc_array,false) );
$counter++;
}
echo "Done\n";
?>
--EXPECTF--
*** Testing in_array() with different haystack values ***
-- Iteration 1 --
bool(true)
bool(true)
bool(true)
-- Iteration 2 --
bool(true)
bool(true)
bool(true)
-- Iteration 3 --
bool(true)
bool(false)
bool(true)
-- Iteration 4 --
bool(true)
bool(true)
bool(true)
-- Iteration 5 --
bool(true)
bool(false)
bool(true)
-- Iteration 6 --
bool(true)
bool(false)
bool(true)
-- Iteration 7 --
bool(true)
bool(false)
bool(true)
-- Iteration 8 --
bool(true)
bool(false)
bool(true)
-- Iteration 9 --
bool(true)
bool(true)
bool(true)
-- Iteration 10 --
bool(true)
bool(false)
bool(true)
-- Iteration 11 --
bool(true)
bool(false)
bool(true)
-- Iteration 12 --
bool(true)
bool(true)
bool(true)
Done