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yu81/eureka_tech_blog_php_preg_match_bench_1.php

Created July 15, 2017 15:31
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eureka_tech_blog_php_preg_match_bench_1.php
<?php
// PHP 7.0.8
$count = 1000000;
$start = microtime(true);
for($i = 0;$i < $count; $i++) {
preg_match("/^foo/", "foo");
}
$end = microtime(true);
echo 1000000000 * (($end - $start) / $count) . " ns/op" . PHP_EOL;
// -> 200 ns/op 程度
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