w2xi

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**[email protected]** ```javascript function matcher(attrs) { // extendOwn 相当于 Object.assign() // 这行代码就是对 attrs 做了一个浅拷贝 attrs = extendOwn({}, attrs); return function(obj) { return isMatch(obj, attrs); }; } function isMatch(object, attrs) { var...

> 第 2 到第 4 位,表示所有者权限,其中 r 表示读权限,w 表示写权限,x 表示可执行权限, -表示无权限,第 2 到 5 位为 rwx,表示所有者可读可写可执行。 后面的 第 2 到 5 位 是不是写错了?

Thanks your reply. I just found out It seems to be explained that the reason why it does with this in docs. ![screenshot-threejs org-2021 08 28-12_44_53](https://user-images.githubusercontent.com/57785259/131206474-8551390e-ac20-4135-8642-b7e983203c39.png)

Thanks to the work you have done. I am new to threejs. This book covers everything as I need to get started. Great! it helped me a lot so far,...

来点错误的注释 岂不美哉

one argument also works. ```ts type Flatten = T extends [infer F, ...infer R] ? F extends any[] ? Flatten : [F, ...Flatten] : T ```