Changes for page Code Example: Data Structure Style vs. Object Style
Last modified by chrisby on 2024/03/03 17:01
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... ... @@ -7,15 +7,15 @@ 7 7 8 8 ### Data Structure Style 9 9 10 - structSquare {10 + type Square struct { 11 11 length float 12 12 } 13 13 14 - structCircle {14 + type Circle struct { 15 15 radius float 16 16 } 17 17 18 - func tionCircumference(g Object) float {18 + func Circumference(g Object) float { 19 19 switch type(g): 20 20 case Square: 21 21 return 4 * g.length ... ... @@ -23,8 +23,7 @@ 23 23 return 2 * PI * g.radius 24 24 } 25 25 26 -1. Adding a function Area() with the same anatomy as Circumference() is easy, since it only requires adding new code. 27 -1. Adding a new datatype, Rectangle, is more difficult because it requires touching existing code, namely any functions like Circumference() or Area() that need to be enabled handle this datatype. 26 +1. 28 28 29 29 #### 30 30