08-27-周三_17-09-29

node_modules/traverse/examples/scrub.js

@@ -0,0 +1,12 @@
+'use strict';
+
+// scrub out circular references
+var traverse = require('traverse');
+
+var obj = { a: 1, b: 2, c: [3, 4] };
+obj.c.push(obj);
+
+var scrubbed = traverse(obj).map(function () {
+	if (this.circular) { this.remove(); }
+});
+console.dir(scrubbed);