Is Finite
The isFinite() Method
The global isFinite() method returns false if the argument is Infinity or NaN.
Otherwise it returns true:
Example
isFinite(10/0); // returns false
isFinite(10/1); // returns true
The global isFinite() method returns false if the argument is Infinity or NaN.
Otherwise it returns true:
isFinite(10/0); // returns false
isFinite(10/1); // returns true