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What will be the output of the following code?

<?php 
$foo = 'Bob';
$bar = &$foo;        
$bar = "My name is $bar";
echo $bar;
echo $foo;
?>

Error

My name is BobBob

My name is BobMy name is Bob

My name is Bob Bob

Answer : Option C

Explanation :

The $bar = &$foo; line will reference $foo via $bar.

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