WMLScript isFloat() Function
The isFloat() function returns a boolean value indicating whether a value can be converted to a floating-point number through the parseFloat() function. If it can, it returns true; otherwise, it returns false.
Syntax
n = Lang.isFloat(value)
| Component | Description |
|---|---|
| n | Boolean value returned by the function. |
| value | Any value. |
Example
var a = Lang.isFloat("576");
var b = Lang.isFloat("-576");
var c = Lang.isFloat("6.5");
var d = Lang.isFloat(" -9.45e2");
var e = Lang.isFloat("@13");
var f = Lang.isFloat("hello");
Result
a = true b = true c = true d = true e = false f = false
