PHP string concatenation

In Java, we usually use '+' to connect strings. In PHP, we use '.' to connect strings.

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Php code

<?php  
$i=&#39;I&#39;;  
$love=&#39; Love&#39;;  
$you=&#39; You&#39;;  
//连接一下三个字符串  
echo $i.$love.$you;  
?>

The output result is: I Love You

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