why dot notation is not working here, when i try person.x
inside for loop?
<script>
var x, txt = "";
var person = {name:"John", age:50, city:"New York"};
for (x in person) {
txt += person[x] + " ";
};
document.getElementById("demo").innerHTML = txt;
</script>
You cannot use dot notation with a variable. Dot notation looks for the property x instead of the property that matches the contents of x.
1 Like
For quick reference, here are the challenges where bracket notation, dot notation, and using variables in object lookups are introduced:
2 Likes
system
Closed
4
This topic was automatically closed 182 days after the last reply. New replies are no longer allowed.