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--TEST--
Test srand() function : usage variations - different data types as $seed argument
--FILE--
<?php
/* Prototype  : void srand  ([ int $seed  ] )
 * Description: Seed the random number generator.
 * Source code: ext/standard/rand.c
 */
echo "*** Testing srand() : usage variations ***\n";
//get an unset variable
$unset_var = 10;
unset ($unset_var);
// heredoc string
$heredoc = <<<EOT
abc
xyz
EOT;
// get a class
class classA
{
}
// get a resource variable
$fp = fopen(__FILE__, "r");
$inputs = array(
       // int data
/*1*/  0,
       1,
       12345,
       -2345,       
       2147483647,
       // float data
/*6*/  10.5,
       -10.5,
       12.3456789000e10,
       12.3456789000E-10,
       .5,
       // null data
/*11*/ NULL,
       null,
       // boolean data
/*13*/ true,
       false,
       TRUE,
       FALSE,
       
       // empty data
/*17*/ "",
       '',
       array(),
       // string data
/*20*/ "abcxyz",
       'abcxyz',
       $heredoc,
       
       // object data
/*23*/ new classA(),       
       
       // undefined data
/*24*/ @$undefined_var,
       // unset data
/*25*/ @$unset_var,
       // resource variable
/*26*/ $fp
);
// loop through each element of $inputs to check the behaviour of srand()
$iterator = 1;
foreach($inputs as $input) {
	echo "\n-- Iteration $iterator --\n";
	var_dump(srand($input));
	$iterator++;
};
fclose($fp);
?>
===Done===
--EXPECTF--
*** Testing srand() : usage variations ***
-- Iteration 1 --
NULL
-- Iteration 2 --
NULL
-- Iteration 3 --
NULL
-- Iteration 4 --
NULL
-- Iteration 5 --
NULL
-- Iteration 6 --
NULL
-- Iteration 7 --
NULL
-- Iteration 8 --
NULL
-- Iteration 9 --
NULL
-- Iteration 10 --
NULL
-- Iteration 11 --
NULL
-- Iteration 12 --
NULL
-- Iteration 13 --
NULL
-- Iteration 14 --
NULL
-- Iteration 15 --
NULL
-- Iteration 16 --
NULL
-- Iteration 17 --
Warning: srand() expects parameter 1 to be long, string given in %s on line %d
NULL
-- Iteration 18 --
Warning: srand() expects parameter 1 to be long, string given in %s on line %d
NULL
-- Iteration 19 --
Warning: srand() expects parameter 1 to be long, array given in %s on line %d
NULL
-- Iteration 20 --
Warning: srand() expects parameter 1 to be long, string given in %s on line %d
NULL
-- Iteration 21 --
Warning: srand() expects parameter 1 to be long, string given in %s on line %d
NULL
-- Iteration 22 --
Warning: srand() expects parameter 1 to be long, string given in %s on line %d
NULL
-- Iteration 23 --
Warning: srand() expects parameter 1 to be long, object given in %s on line %d
NULL
-- Iteration 24 --
NULL
-- Iteration 25 --
NULL
-- Iteration 26 --
Warning: srand() expects parameter 1 to be long, resource given in %s on line %d
NULL
===Done===