Zend PHP 5.3 Certification Exam


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  • Question 41/43

    Consider the following PHP script:

    
    <?php
        $var1 = array("foo""bar""hello""world""PHP""nice");
        $var2 = array("foo""bar""hello""PHP""nice""language");
        echo countarray_merge(array_diff($var1,$var2),array_diff($var2,$var1)));
    ?>
    
    
    What will be the output of the script?