memory_get_usage Returns the amount of memory allocated to PHP &reftitle.description; intmemory_get_usage boolreal_usagefalse Returns the amount of memory, in bytes, that's currently being allocated to your PHP script. &reftitle.parameters; real_usage Set this to &true; to get the real size of memory allocated from system. If not set or &false; only the memory used by emalloc() is reported. &reftitle.returnvalues; Returns the memory amount in bytes. &reftitle.changelog; &Version; &Description; 5.2.1 Compiling with --enable-memory-limit is no longer required for this function to exist. 5.2.0 real_usage was added. &reftitle.examples; ]]> &reftitle.seealso; memory_get_peak_usage memory_limit