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I am having issues with php, I wish to concatenate this. 

'<a href="?param='$_GET["param"]-1'" title="">Prev</a> <a href="?param='$_GET["param"]+1'" title="">Next</a>'
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  • php.net/manual/en/language.operators.string.php Commented Dec 30, 2017 at 17:02
  • You have an XSS vulnerability in this code too, don't use $_GET values without escaping/filtering them. Commented Dec 30, 2017 at 17:14
  • I would say that if you are a complete PHP beginner, work your way through a good tutorial first, before trying to strike out on your own. Commented Dec 30, 2017 at 17:44

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Use a dot to concatenate strings

http://php.net/manual/en/language.operators.string.php

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