Returning a Value by Reference : Return Value « Functions « PHP

Returning a Value by Reference


    function &find_var($one, $two, $three) {

        if(($one > 0) && ($one <= 10)) return $one;
        if(($two > 0) && ($two <= 10)) return $two;
        if(($three > 0) && ($three <= 10)) return $three;


    $c_one = 'foo';
    $c_two = 42;
    $c_three = 4;

    $right_var = &find_var($c_one, $c_two, $c_three);


    echo "The value of \$c_three and \$right_var are: ";
    echo "$c_three and $right_var<BR>\n";


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