Listing 1. getnamenum.php3 "; // simple echo of string echo "What is your name?

"; echo "

"; echo "First Name:
"; //note quotes within quotes are escaped with a //backslash echo "Last Name:
"; echo "Enter two numbers to add: "; echo "
"; echo ""; echo "
"; ?> respond.php3 "; // echo of // cgi vars passed in $z=$x+$y; i // perform calculation echo "$x + $y = $z !"; ?>