Debugging an Array - Print it Recursively with print_r()
Nice and simple one..
If you want to see whats in an entire array, use the print_r function. This will give you a nicely formatted output of the array showing all dimensions. Try it:
$anArray = array(0=>'cheese',1=>'bacon',2=>'apples');
print_r($anArray);
Tip if you are viewing this via the output of a webpage, view the source to see the nicely formatted output or wrap the output in pre tags e.g.