- microtime: documentation ( source)
- print_r: documentation ( source)
- number_format: documentation ( source)
- md5: documentation ( source)
<?php
$data = array();
$data2 = array();
$i=0; $j=500000;
while($i < 60000) {
$i++; $j++;
$data1[] = md5($i);
$data2[] = md5($j);
}
$time = microtime(true);
echo "Starting array_diff\n";
echo print_r($data2,true);
$time = microtime(true) - $time;
echo 'array_diff() took ' . number_format($time, 3) . ' seconds and returned ' . count($data_diff1) . " entries\n";