docs(iterator): fix return() #585

2025-05-24 18:32:22 +00:00 · 2018-01-11 11:25:46 +08:00 · 2018-01-11 11:25:46 +08:00 · f847132b3c
commit f847132b3c
parent 796501b264
1 changed files with 10 additions and 6 deletions
--- a/docs/iterator.md
+++ b/docs/iterator.md
@ -480,12 +480,16 @@ for (let x of obj) {
 ```javascript
 function readLinesSync(file) {
  return {
-    next() {
-      return { done: false };
-    },
-    return() {
-      file.close();
-      return { done: true };
+    [Symbol.iterator]() {
+      return {
+        next() {
+          return { done: false };
+        },
+        return() {
+          file.close();
+          return { done: true };
+        }
+      };
    },
  };
 }