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PHP-TrieTree

这是一个支持中英文混合的PHP的字典树

注1:本字典树是在 https://github.com/AbelZhou/PHP-TrieTree 的基础上做了进一步的修改,本想将个人的优化更新push到该仓库,但作者由于客观原因不方便merge我的更改,故重新开了仓库。

注2:测试的词库引用了Abel的,谢谢Abel

示例

<?php
require "../src/TrieTree.php";


$testArr = array("张三","张四","王五","张大宝","张三四","张氏家族","王二麻子");

$tree = new \Keyword\TrieTree();

foreach ($testArr as $str){
    $tree->append($str);
}

$res = $tree->getTree();

var_dump($res);

$res = $tree->search("有一个叫张三的哥们");
var_dump($res);

$res = $tree->search("我叫李四喜");
var_dump($res);

//删除
$res = $tree->delete("张三");

//删除整棵树 连带“张三”和张三下的“张三四”一并删除
$tree->delete("张三",true);

使用场景

  • 敏感词过滤
  • 内链建设

性能

test目录下有个1.5w左右的敏感词。 mac下检索耗时2~5毫秒左右 这些敏感词来自网络,不是很全。

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PHP-TrieTree(中英文混合字典树)

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