Check if a point is inside a rectangle

JavaScript version
const isInside = (point, rect) => point.x > rect.left && point.x < rect.right && point.y > rect.top && point.y < rect.bottom;
TypeScript version
interface Point {
x: number;
y: number;
}
interface Rect {
bottom: number;
left: number;
top: number;
right: number;
}
const isInside = (point: Point, rect: Rect): boolean => point.x > rect.left && point.x < rect.right && point.y > rect.top && point.y < rect.bottom;