Q:

What will be the output of the following PHP code ?

0

What will be the output of the following PHP code ?

<?php
$a  =  '12345';
echo 'qwe{$a}rty';
?>

  1. qwe12345rty
  2. qwe{$a}rty
  3. error
  4. no output

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(b).qwe{$a}rty

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