PHP version 5.2.1 Manual

Greetings i would like to enhance the above version manual, the above manual does not document how to use nested if statement(if statement inside another if statement) in php. thanks Milondzo T University of Pretoria South Africa This message and attachments are subject to a disclaimer. Please refer to www.it.up.ac.za/documentation/governance/disclaimer/ for full details. / Hierdie boodskap en aanhangsels is aan 'n vrywaringsklousule onderhewig. Volledige besonderhede is by www.it.up.ac.za/documentation/governance/disclaimer/ beskikbaar.