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run code in 150+ php & hhvm versions
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<?php $a = array(); $a[1] = 'toto'; $m = memory_get_usage(); $a[2] = 'titi'; $m2 = memory_get_usage(); $a[1000000] = 'tata'; $m3 = memory_get_usage(); echo ( $m2-$m ) . ' '. ( $m3 - $m );
Output for 7.0.0 - 7.1.0
0 0
Output for 5.4.0 - 5.6.28
296 568
Output for 5.3.0 - 5.3.29
312 624
Output for 5.2.1 - 5.2.2, 5.2.10 - 5.2.17
296 592
Output for 5.2.3 - 5.2.9
264 560
Output for 5.0.0 - 5.2.0
<br /> <b>Fatal error</b>: Call to undefined function memory_get_usage() in <b>/in/CoRZ4</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.4.5 - 4.4.9
<br /> <b>Fatal error</b>: Call to undefined function: memory_get_usage() in <b>/in/CoRZ4</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.4.4
<br /> <b>Fatal error</b>: Call to undefined function: memory_get_usage() in <b>/in/CoRZ4</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1
<br /> <b>Fatal error</b>: Call to undefined function: memory_get_usage() in <b>/in/CoRZ4</b> on line <b>4</b><br />