Q:

What will be the output of the following PHP code?

0

What will be the output of the following PHP code?

<?php
    function foo($msg)
    {
        echo "$msg";
    }
    $var1 = "foo";
    $var1("will this work");
    ?>

  1. 0
  2. 1
  3. 2
  4. Will this work

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 (d).Will this work

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