前端js组件更新

2019-09-01 22:53:06 +08:00
parent 0235d72e44
commit 075c1036eb
6939 changed files with 686103 additions and 2 deletions
@@ -0,0 +1,19 @@
+import hasOwnProp from './has-own-prop';
+
+export default function extend(a, b) {
+    for (var i in b) {
+        if (hasOwnProp(b, i)) {
+            a[i] = b[i];
+        }
+    }
+
+    if (hasOwnProp(b, 'toString')) {
+        a.toString = b.toString;
+    }
+
+    if (hasOwnProp(b, 'valueOf')) {
+        a.valueOf = b.valueOf;
+    }
+
+    return a;
+}