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+var a = 1;
+debugger
+b = function () {
+    return a + 1;
+};
+console.log(b);
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diff --git a/猿人学逆向学习/js基础18-nodejs导论/readme.md b/猿人学逆向学习/js基础18-nodejs导论/readme.md
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+# 知识点：
+
+## 使用node-inspect 调试线上 nodejs 应用
+
+先安装`inspect`库
+
+    npm install -g node-inspect
+
+创建一个js文件`js基础18-nodejs导论.js`
+
+    var a = 1;
+    debugger
+    b = function () {
+        return a + 1;
+    };
+    console.log(b);
+
+启动
+
+    node --inspect-brk 猿人学逆向学习/js基础18-nodejs导论/js基础18-nodejs导论.js
+
+打开浏览器控制台左上角的nodejs开发工具
+
+![请求](./img/1.png)
+
+效果图
+
+![请求](./img/2.png)
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