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PHP敏感字过滤
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- 2016-06-23 13:27:371168browse
$f = file('words.txt');$words = array();foreach ($f as $w) { $words[] = preg_quote(trim($w), '/');}$text = file_get_contents('text.txt');$start = microtime(true);$reg = '/' . implode('|', $words) . '/S';preg_match_all($reg, $text, $m);$result = array();$total = 0;foreach ($m[0] as $w) { if (!isset($result[$w])) { $result[$w] = 1; } else { $result[$w]++; } $total++;}$end = microtime(true);echo $end - $start, "\n";echo $total, "\n";print_r($result);
words.txt里面加入av
text.txt里面加入have
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