I need to switch on 4 segments. I'm a little confused.
{exp:switchee variable="{segment_2}" parse="inward"}
{case value="#^P(\\\\d+)$#|''"}
Show all categories
{/case}
{case default="Yes"}
{switchee variable="{segment_3}" parse="inward"}
{case value="#^P(\\\\d+)$#|''"}
Show a specific category
{/case}
{case default="Yes"}
Show a specific sub-categories entries
{/case}
<!-- I need a fourth segment -->
{case default="Yes"}
Show a specific product
{/case}
<!-- I need a fourth segment -->
{/switchee}
{/case}
{/exp:switchee}