Raw output snippet with, XHPROF_FLAGS_CPU + XHPROF_FLAGS_MEMORY.
[main()] => Array
(
    [ct] => 1                // number of calls.
    [wt] => 419              // wall/wait time (ms).
    [cpu] => 0               // cpu time.
    [mu] => 8264             // memory usage (bytes).
    [pmu] => 0               // peak memory usage.
)