WMLScript isEmpty() Function
The isEmpty() function checks if the string is empty.
Syntax
n = String.isEmpty(string)
| Component | Description |
|---|---|
| n | Boolean value returned by the function. |
| string | A string. |
Example
var a = String.isEmpty("");
var b = String.isEmpty("Hello world");
var c = String.isEmpty(23.4);
Result
a = true b = false c = false
