hstaoqian hstaoqian

## 原则
# 原则

原则是什么？

如何利用原则

## 0_reuse_code.js
// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console
	// Use Gists to store code you would like to remember later on
	console.log(window); // log the "window" object to the console