diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..757fee3
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/.idea
\ No newline at end of file
diff --git a/README.md b/README.md
index 6da95a0..e2f1e86 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Sensitive Fliter for Laravel5 / Lumen based on [tuyuwei/SensitiveWord](https://g
 ## Install
 
 ```shell
-composer require "yankewei/laravel-sensitive:~1.0"
+composer require yankewei/laravel-sensitive
 ```
 
 ## For Laravel
@@ -47,9 +47,9 @@ Using facade:
 
 ```php
 $interference = ['&', '*'];
-$data = ['日本', '滚蛋'];
-Sensitive::interference($interference);//添加干扰因子
-Sensitive::addwords($data);//需要过滤的敏感词
+$filename = './words.txt'; //每个敏感词独占一行
+Sensitive::interference($interference); //添加干扰因子
+Sensitive::addwords($filename); //需要过滤的敏感词
 $txt = "我说的日本册,滚&蛋不是。。。";
 $words = Sensitive::filter($txt);
 dd($words);
diff --git a/demo/index.php b/demo/index.php
new file mode 100644
index 0000000..075e251
--- /dev/null
+++ b/demo/index.php
@@ -0,0 +1,11 @@
+<?php
+//this demo only take test. suggest you use composer
+require_once "../src/Sensitive.php";
+$interference = ['&', '*'];
+$filename = './words.txt';
+$sensitive = new \Yankewei\LaravelSensitive\Sensitive();
+$sensitive->interference($interference); //添加干扰因子
+$sensitive->addWords($filename);
+$txt = "我说的日本册,滚&蛋不是。。。";
+$words = $sensitive->filter($txt);
+var_dump($words);//string(37) "我说的日本册,***不是。。。"
\ No newline at end of file
diff --git a/demo/words.txt b/demo/words.txt
new file mode 100644
index 0000000..2684ffb
--- /dev/null
+++ b/demo/words.txt
@@ -0,0 +1,2 @@
+日本
+滚蛋
\ No newline at end of file
diff --git a/src/Sensitive.php b/src/Sensitive.php
index 78942df..75dec40 100644
--- a/src/Sensitive.php
+++ b/src/Sensitive.php
@@ -32,9 +32,9 @@ public function interference($disturbList = array())
      * 添加敏感词
      * @param array $txtWords
      */
-    public function addWords(array $wordsList)
+    public function addWords($filename)
     {
-        foreach ($wordsList as $words) {
+        foreach ($this->getGeneretor($filename) as $words) {
             $nowWords = &$this->trieTreeMap;
             $len = mb_strlen($words);
             for ($i = 0; $i < $len; $i++) {
@@ -47,6 +47,24 @@ public function addWords(array $wordsList)
         }
     }
 
+    /**
+     * 使用yield生成器
+     * @param $filename
+     * @return \Generator
+     * @throws \Exception
+     */
+    protected function getGeneretor($filename)
+    {
+        $handle = fopen($filename, 'r');
+        if (!$handle) {
+            throw new \Exception('read file failed');
+        }
+        while (!feof($handle)) {
+            yield str_replace(['\'', ' ', PHP_EOL, ','], '', fgets($handle));
+        }
+        fclose($handle);
+    }
+
     /**
      * 查找对应敏感词
      * @param $txt