Create 比较普通对象的差别.js

output：不同属性的对象集合

比较普通对象的差别.js

@@ -0,0 +1,23 @@
+var diffObjs = (obj, target, attr) => {
+    var diffs = {};
+	if (!!attr) {
+        if (!target[attr]) {
+            return {};
+        }
+        if (obj[attr] !== target[attr]) {
+            diffs[attr] = target[attr];
+        }
+    } else {
+		for (var key in target) {
+			if (obj[key] !== target[key]) {
+				diffs[key] = target[key];
+            }
+        }
+    }
+	return diffs;
+}
+var obj = { a: 1, b: 2, c: { d: 3, e: 4 }, f: 5 },
+	target = { a: 2, b: { c: 3, d: 4, e: [{ f: 5 }, { g: 6 }] }, h: null };
+var t1 = diffObj(obj, target, 'b');
+var t2 = diffObj(obj, target);
+console.log(t1, t2);