<?php<\/span><\/div>$a<\/span> =<\/span> array<\/span>();<\/span><\/div>for<\/span> (<\/span> $c<\/span> =<\/span> 1<\/span>;<\/span> $c<\/span> <=<\/span> 10000<\/span>;<\/span> $c<\/span> +=<\/span> 1<\/span>)<\/span> {<\/span><\/div> array_push<\/span>(<\/span>$a<\/span>,<\/span> rand<\/span>(<\/span>0<\/span>,<\/span> 100000<\/span>));<\/span><\/div>}<\/span><\/div>$start_time<\/span> =<\/span> microtime<\/span>(<\/span>true<\/span>);<\/span><\/div>for<\/span> (<\/span> $d<\/span> =<\/span> 1<\/span>;<\/span> $d<\/span> <=<\/span> 10000<\/span>;<\/span> $d<\/span> +=<\/span> 1<\/span>)<\/span> {<\/span><\/div> in_array<\/span>(<\/span>$d<\/span>,<\/span> $a<\/span>);<\/span><\/div>}<\/span><\/div>$after_time<\/span> =<\/span> microtime<\/span>(<\/span>true<\/span>);<\/span><\/div>echo<\/span> $after_time<\/span> -<\/span> $start_time<\/span>;<\/span><\/div>?><\/span><\/span><\/div> <\/div>
$ php -v<\/span><\/div>PHP 5.2.8 (cli) (built: Feb 5 2009 21:21:13) <\/span><\/div>$ php incl.php <\/span><\/div>4.1091599464417<\/span><\/div> <\/div><\/pre><\/div>\n \n <\/div>\n\n