@ 2013-05-15T05:29:34Z <?php
class FOO {
public $f;
}
class BAR {
public $f;
}
for ($i = 0; $i < 100; $i++) {
$a = new FOO();
$b = new BAR();
$a->f = $b;
$b->f = $a;
print "Memory usage: " . number_format(memory_get_usage(true)) . " bytes\n";
unset($a);
unset($b);
}
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Output for 7.0.0 - 7.0.20 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.25 , 7.3.0 - 7.3.12 , 7.4.0 Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Memory usage: 2,097,152 bytes
Output for 5.2.1 - 5.2.17 , 5.4.0 - 5.4.45 , 5.5.0 - 5.5.36 , 5.6.0 - 5.6.28 Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Memory usage: 262,144 bytes
Output for 5.3.0 - 5.3.29 Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Memory usage: 786,432 bytes
Output for 5.0.0 - 5.0.5 , 5.1.0 - 5.1.6 , 5.2.0 Fatal error: Call to undefined function memory_get_usage() in /in/a93oe on line 16
Process exited with code 255 . Output for 4.4.2 - 4.4.9 Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/a93oe on line 4
Process exited with code 255 . Output for 4.3.0 - 4.3.1 , 4.3.5 - 4.3.11 , 4.4.0 - 4.4.1 Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/a93oe on line 4
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/a93oe on line 4
Process exited with code 255 . preferences:dark mode live preview
194.29 ms | 401 KiB | 256 Q