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run code in 150+ php & hhvm versions
Bugs & Features
<?php $i=0; $j=10 ; while($i < 10) { $i++; $j--; $data1[] = md5($i); $data2[] = md5($j); } $time = microtime(true); echo "Starting array_diff\n"; $data_diff1 = array_diff($data1, $data2); $time = microtime(true) - $time; echo 'array_diff() took ' . number_format($time, 3) . ' seconds and returned ' . count($data_diff1) . " entries\n";
Output for 4.3.0 - 7.1.0
Starting array_diff array_diff() took 0.000 seconds and returned 1 entries