<?php
$max = 1000000;
$arr = range(1,$max,3);
$arr2 = range(1,$max,2);
$arr = array_merge($arr,$arr2);
$time = -microtime(true);
$res1 = array_unique($arr);
$time += microtime(true);
echo "deduped to ".count($res1)." in ".$time;
// deduped to 666667 in 32.300781965256
$time = -microtime(true);
$res2 = array();
foreach($arr as $key=>$val) {
$res2[$val] = true;
}
$res2 = array_keys($res2);
$time += microtime(true);
echo "<br />deduped to ".count($res2)." in ".$time;// deduped to 666667 in 0.84372591972351
- Output for 5.4.0 - 5.4.31
- Parse error: syntax error, unexpected '"deduped to "' (T_CONSTANT_ENCAPSED_STRING) in /in/DfTrp on line 10
Process exited with code 255. - Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.28
- Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING in /in/DfTrp on line 10
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected T_CONSTANT_ENCAPSED_STRING in /in/DfTrp on line 10
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/DfTrp on line 10
Process exited with code 255.
preferences:
216.51 ms | 1395 KiB | 121 Q