memory_get_usage
PHP 4 >= 4.3.2, PHP 5, PHP 7, PHP 8
memory_get_usage - Returns the amount of memory allocated to PHP
Manual
memory_get_usage(
[bool$real_usage = false] ): int
Returns the amount of memory, in bytes, that's currently being allocated to your PHP script.
Parameters
- real_usage
-
Set this to true to get total memory allocated from system, including unused pages. If not set or false only the used memory is reported.
Note:
PHP does not track memory that is not allocated by emalloc()
Return Values
Returns the memory amount in bytes.