YouTipJsref Isarray
# JavaScript isArray() Method
[ JavaScript Array Object](#)
## Example
Determine if an object is an array:
function myFunction(){var fruits = ["Banana", "Orange", "Apple", "Mango"]; var x = document.getElementById("demo"); x.innerHTML = Array.isArray(fruits); }
[Try it »](#)
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## Definition and Usage
The isArray() method is used to determine whether an object is an array.
If the object is an array, it returns true; otherwise, it returns false.
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## Browser Support
The numbers in the table indicate the first browser version that fully supports the method.
| Method | | | | | |
| --- | --- | --- | --- | --- | --- |
| isArray() | 5 | 9.0 | 4 | 5 | 10.5 |
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## Syntax
Array.isArray(obj)
## Parameter
Parameter Description
_obj_ Required. The object to be tested.
## Technical Details
| Return Value: | Boolean. Returns true if the object is an array, otherwise returns false. |
| --- |
| JavaScript Version: | ECMAScript 5 |
* * JavaScript Array Object](#)