memory_get_usage
Function • Params and return types changed in PHP 8.0
Returns the amount of memory allocated to the PHP script, or reserved from the system by PHP's memory manager.
memory_get_usage Function synopsis
memory_get_usage(bool $real_usage = false): intParameters
$real_usage
OptionalTypeboolDefault valuefalse
Return value
Typeint
Returns the memory amount in bytes.
Changes to the memory_get_usage Function
PHP 8.0
- Return type added:
int - Parameter type added for parameter #1 (
$real_usage):bool - Parameter default value added for position #1 (
$real_usage):false
- memory_get_usage($real_usage)
+ memory_get_usage(bool $real_usage = false): intmemory_get_usage Function Availability
memory_get_usage Function Availability| PHP Version | Availability |
|---|---|
| PHP 8.7Future Release | Yes |
| PHP 8.6Upcoming Release | Yes |
| PHP 8.5Supported (Latest) | Yes |
| PHP 8.4Supported | Yes |
| PHP 8.3Security-Fixes Only | Yes |
| PHP 8.2Security-Fixes Only | Yes |
| PHP 8.1Unsupported | Yes |
| PHP 8.0Unsupported | Yes |
| PHP 7.4Unsupported | Yes |
| PHP 7.3Unsupported | Yes |
| PHP 7.2Unsupported | Yes |
| PHP 7.1Unsupported | Yes |
| PHP 7.0Unsupported | Yes |
| PHP 5.6Unsupported | Yes |
| PHP 5.5Unsupported | Yes |
| PHP 5.4Unsupported | Yes |
| PHP 5.3Unsupported | Yes |