add flowjs

Author: erbing

flow/flow.js

@@ -0,0 +1,20 @@
+/* @flow */
+
+function add(num1, num2) {
+    return num1 + num2
+}
+add(2, '0')     // 20
+
+// flow flow check
+
+// found 0 errors
+
+/* @flow */
+function add(num1: number ,num2: number) {
+    return num1 + num2
+}
+add(2, '0') 
+
+// flow flow check
+
+// function call errors