JavaScript Array isArray() Method
Example
Check whether an object is an array:
function myFunction() {
var fruits = ["Banana",
"Orange", "Apple", "Mango"];
var x =
document.getElementById("demo");
x.innerHTML =
Array.isArray(fruits);
}
The result will be:
true
Try it yourself »
Definition and Usage
The isArray() method determines whether an object is an array.
This function returns true if the object is an array, and false if not.
Browser Support
| Method | ||||||
|---|---|---|---|---|---|---|
| isArray() | 5 | 12.0 | 9.0 | 4 | 5 | 10.5 |
Syntax
Array.isArray(obj)
Parameter Values
| Parameter | Description |
|---|---|
| obj | Required. The object to be tested |
Technical Details
| Return Value: | A Boolean. Returns true if the object is an array, otherwise it returns false |
|---|---|
| JavaScript Version: | 1.8.5 |
JavaScript Array Reference
