Update javascript.html.markdown

For/In loop JavaScript

1 files changed, 7 insertions, 0 deletions

diff --git a/javascript.html.markdown b/javascript.html.markdown
index ba2e8ce4..3308b08d 100644
--- a/javascript.html.markdown
+++ b/javascript.html.markdown
@@ -218,6 +218,13 @@ for (var i = 0; i < 5; i++){
     // will run 5 times
 }
 
+//The For/In statement loops through the properties of an object:
+var description = "";
+var person = {fname:"Paul", lname:"Ken", age:18}; 
+for (var x in person) {
+    description += person[x] + " ";
+}
+
 // && is logical and, || is logical or
 if (house.size == "big" && house.colour == "blue"){
     house.contains = "bear";