What Will Be The Output Of The Following Php Codep Pre Langphp #468

What will be the output of the following PHP code?</p> <pre><code class="language-php" line="1"> <?php $one = "Hello"; $two = "World"; echo "$one"+"$two"; ?> </code></pre>

This multiple choice question (MCQ) is related to the book/course gs gs107 PHP: Hypertext Preprocessor. It can also be found in gs gs107 PHP Constants - PHP Echo - Quiz No.1.

 <?php $one = "Hello"; $two = "World"; echo "$one"+"$two"; ?>