Computer languages also use nested, both in arithmetic and in [[control structures]]. In [[PHP]], nesting is infinite.<ref>[http://php.net/manual/en/control-structures.if.php]</ref>
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Computer languages also use nested, both in arithmetic and in [[control structures]]. In [[PHP]], nesting is infinite.<ref>[http://php.net/manual/en/control-structures.if.php PHP Manual - if]</ref>