docs(operator): fix keyof

2023-08-21 23:26:48 +08:00
parent e0cd6ed70f
commit ec0a6ded25
1 changed files with 2 additions and 1 deletions
--- a/docs/operator.md
+++ b/docs/operator.md
@@ -148,7 +148,8 @@ function prop(obj, key) {

 ```javascript
 function prop(
-  obj:object, key:string
+  obj: { [p:string]: any },
+  key: string
 ):any {
  return obj[key];
 }