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--TEST--
Only arrays and countable objects can be counted
--FILE--
<?php
$result = count(null);
var_dump($result);
$result = count("string");
var_dump($result);
$result = count(123);
var_dump($result);
$result = count(true);
var_dump($result);
$result = count(false);
var_dump($result);
$result = count((object) []);
var_dump($result);
?>
--EXPECTF--
Warning: count(): Parameter must be an array or an object that implements Countable in %s on line %d
int(0)
Warning: count(): Parameter must be an array or an object that implements Countable in %s on line %d
int(1)
Warning: count(): Parameter must be an array or an object that implements Countable in %s on line %d
int(1)
Warning: count(): Parameter must be an array or an object that implements Countable in %s on line %d
int(1)
Warning: count(): Parameter must be an array or an object that implements Countable in %s on line %d
int(1)
Warning: count(): Parameter must be an array or an object that implements Countable in %s on line %d
int(1)
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