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run code in 300+ PHP versions simultaneously
<?php var_dump(memory_get_peak_usage(true)); $a = range(1, 100000); var_dump(memory_get_peak_usage(true)); $a[-1] = 1; var_dump(memory_get_peak_usage(true));
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
int(2097152) int(4198400) int(9441280)
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 int(2097152) int(4198400) int(9441280)
Output for 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
int(2097152) int(6295552) int(11538432)
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33
int(2097152) int(6295552) int(11014144)
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
int(262144) int(15204352) int(15204352)

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156.41 ms | 401 KiB | 183 Q