What will be the output of the following PHP code ? <?php $color1 = 1;$color2 = 1;echo $color1 +…

What will be the output of the following PHP code ?

 <?php  $color1 = 1;
$color2 = 1;
echo $color1 + $color2;
?>

A. 11

B. 2

C. 0

D. 1

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Correct Answer :

B. 2

+ can be used to add to integer values which are enclosed by double-quotes.

What will be the output of the following PHP code ?
<?php $color1 = 1;
$color2 = 1;
echo $color1 + $color2;
?>