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--TEST--
str_word_count() and invalid arguments
--FILE--
<?php
var_dump(str_word_count(""));
var_dump(str_word_count("", -1));
var_dump(str_word_count("", -1, $a));
var_dump($a);
echo "Done\n";
?>
--EXPECTF--
int(0)
Warning: str_word_count(): Invalid format value -1 in %s on line %d
bool(false)
Notice: Undefined variable: a in %s on line %d
Warning: str_word_count(): Invalid format value -1 in %s on line %d
bool(false)
Notice: Undefined variable: a in %s on line %d
NULL
Done
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