Changes for page Code Example: Data Structure Style vs. Object Style

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• Page properties (1 modified, 0 added, 0 removed)

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...	...	@@ -5,19 +5,23 @@
5	5	}
6	6
7	7	type Circle struct {
8		- length float
	8	+ radius float
9	9	}
10	10
11	11	func Area(g GeometricObject) float {
12		- switch (g.type()):
13		- case Circle:
14		- return
	12	+ switch type(g):
15	15	case Square:
16		- return ...
	14	+ return g.length * g.length
	15	+ case Circle:
	16	+ return PI * g.radius * g.radius
17	17	}
18	18
19	19	func Circumference(g GeometricObject) float {
20		- ...
	20	+ switch type(g):
	21	+ case Square:
	22	+ return 4 * g.length
	23	+ case Circle:
	24	+ return 2 * PI * g.radius
21	21	}
22	22
23	23	#### Object-Oriented Style