What will be the output of the following PHP code ?<?php$n1

"> What will be the output of the following PHP code ?<?php$n1

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What will be the output of the following PHP code ?

<?php
$n1 = 14;
$n2 = 31;
$n3 = 11;
echo "$n1 = $n1 + $n2 + $n3";
?>

1. 14 = 14 + 31 + 11
2. Error
3. $n1 = $n1 + $n2 + $n3
4. Nothing
5. None of these

Correct Option: A

Again since the variables are inside double quotes we get this result.