完成Readme

package.json

@@ -0,0 +1,14 @@
+{
+  "name": "@bytedo/keyboard",
+  "version": "1.0.0",
+  "description": "支持各种按钮组合。原生js开发, 无任何依赖(不到2KB)。使用也非常简单。",
+  "main": "dist/index.js",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/bytedo/keyboard.git"
+  },
+  "keywords": ["keyboard", "hotkey", "shortcut", "yutent"],
+  "author": "yutent",
+  "license": "MIT",
+  "dependencies": {}
+}

src/index.es7

@@ -28,7 +28,11 @@ function hide(target, name, value) {
 function check(ev) {
   var checked = false
 
-  checked = ev.keyCode === this.keys.key
+  if (typeof this.keys.key === 'object') {
+    checked = this.keys.key.includes(ev.keyCode)
+  } else {
+    checked = ev.keyCode === this.keys.key
+  }
 
   if (checked) {
     for (let k of this.keys) {