Q:

What is the value of $a and $b after the function call?

mhmadesk

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2022-06-18

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What is the value of $a and $b after the function call?

<?php
    function doSomething( &$arg ) {
        $return = $arg;
        $arg += 1;
        return $return; 
    }
    $a = 3;
    $b = doSomething( $a );
    ?>

a is 4 and b is 44
a is 4 and b is 3
a is 4 and b is 35
a is 4 and b is 10

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mhmadesk

2022-06-18

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(b).a is 4 and b is 3

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