Check several variables combine.....

[linda_says]

i have a loop:

for ($row=1; $row<3; $row++) {
for ($col=1; $col<3; $col++) {
#Basically i want to check the variable "p$row$col". Which means the variable can be $p11 or $p12 or $p21 or $p22
}
}

How do I achieve that?

[Anon]

This will help you:

http://www.php.net/manual/en/language.variables.variable.ph

Diego