Lambda Functions

Lambda functions

Lambda functions sound like they are going to be something complicated, but they are actually very simple.

Let’s continue with the previous example, where we have a list of rectangles defined by a pair of values (width, height). For example, (3, 2) defines a rectangle that is 3 units wide by 2 units high. We wish to sort them by increasing area. To do this, we define the area function, as shown below.