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<?php function getRandomStr($length){ return substr(str_shuffle("0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"), 0, $length); } $start = microtime(true); // Mixed could theoretically be an object or an array. // In this example it's an array. $mixed = array(); for($i = 0; $i < 10000; $i++) { if (is_array($mixed)) { $mixed[getRandomStr(15)] = 'abcd'; } else { // Do something else which we don't care about here } } print count($mixed) . ' items, ' . round(microtime(true) - $start, 2) . 's';
Output for 5.1.1, 5.1.3, 5.1.5 - 5.1.6, 5.2.0, 5.2.4 - 5.2.6, 5.2.12, 5.2.16, 5.3.1, 5.3.7, 5.3.13 - 5.3.15, 5.3.17, 5.3.22 - 5.3.23, 5.3.28, 5.4.0 - 5.4.3, 5.4.8 - 5.4.11, 5.4.13, 5.4.17 - 5.4.19, 5.4.21 - 5.4.24, 5.4.26, 5.4.28, 5.4.31 - 5.4.35, 5.4.38 - 5.4.39, 5.4.41, 5.4.44, 5.5.0, 5.5.2 - 5.5.5, 5.5.8, 5.5.12, 5.5.14 - 5.5.18, 5.5.20, 5.5.23, 5.5.28, 5.5.31 - 5.5.33, 5.5.36 - 5.5.37, 5.6.2 - 5.6.7, 5.6.10, 5.6.13 - 5.6.15, 5.6.17 - 5.6.21, 5.6.23, 7.0.0 - 7.0.20, 7.2.5, 7.3.0, 7.3.3, 7.3.5, 7.3.8, 7.3.10, 7.3.12
10000 items, 0.01s
Output for 4.3.0 - 4.3.1, 4.3.3 - 4.3.7, 4.3.11, 4.4.0 - 4.4.1, 4.4.4, 4.4.6 - 4.4.9, 5.0.0 - 5.0.1, 5.0.3 - 5.0.5, 5.1.0, 5.1.2, 5.1.4, 5.2.1 - 5.2.3, 5.2.7 - 5.2.11, 5.2.13 - 5.2.15, 5.2.17, 5.3.0, 5.3.2 - 5.3.6, 5.3.8 - 5.3.12, 5.3.16, 5.3.18 - 5.3.21, 5.3.24 - 5.3.27, 5.3.29, 5.4.4 - 5.4.7, 5.4.12, 5.4.14 - 5.4.16, 5.4.20, 5.4.25, 5.4.27, 5.4.29 - 5.4.30, 5.4.36 - 5.4.37, 5.4.40, 5.4.42 - 5.4.43, 5.4.45, 5.5.1, 5.5.6 - 5.5.7, 5.5.9 - 5.5.11, 5.5.13, 5.5.19, 5.5.21 - 5.5.22, 5.5.24 - 5.5.27, 5.5.29 - 5.5.30, 5.5.34 - 5.5.35, 5.6.0 - 5.6.1, 5.6.8 - 5.6.9, 5.6.11 - 5.6.12, 5.6.16, 5.6.22, 5.6.28, 7.1.7 - 7.1.28, 7.1.31 - 7.1.33, 7.2.0 - 7.2.4, 7.2.6 - 7.2.24, 7.3.1 - 7.3.2, 7.3.4, 7.3.6 - 7.3.7, 7.3.9, 7.3.11
10000 items, 0.02s
Output for 4.3.2, 4.3.8 - 4.3.10, 4.4.2 - 4.4.3, 4.4.5, 5.0.2, 7.1.0, 7.1.29 - 7.1.30
10000 items, 0.03s
Output for 7.1.5 - 7.1.6
10000 items, 0.04s
preferences:
198.72 ms | 401 KiB | 257 Q