JS Built-ins
GlobalFunctionsisFinitebeginner

isFinite β€” negative Infinity

πŸ“– Usage Example
isFinite(-Infinity)   // β†’ false

isFinite() returns false for -Infinity just as it does for positive Infinity.

isFinite with -Infinity

isFinite(-Infinity) returns false.

Challenge: Verify the result.

πŸ’‘ Hints (1)
  • β€’ -Infinity is not a finite number.