diff --git a/docs/proposals.md b/docs/proposals.md index 9ca613f..97ad416 100644 --- a/docs/proposals.md +++ b/docs/proposals.md @@ -129,7 +129,7 @@ const firstName = (message && message.body.user.firstName) || 'default'; ``` -这样的层层判断非常麻烦,因此现在有一个[提案](https://github.com/claudepache/es-optional-chaining),引入了“Null 传导运算符”(null propagation operator)`?.`,简化上面的写法。 +这样的层层判断非常麻烦,因此现在有一个[提案](https://github.com/tc39/proposal-optional-chaining),引入了“Null 传导运算符”(null propagation operator)`?.`,简化上面的写法。 ```javascript const firstName = message?.body?.user?.firstName || 'default';