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A brief example of how we can achieve composition in go. Composition is not anything like inheritance it's just embed one struct to another to maintain data inheritance in it's own way.
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| // Person struct | |
| type Person struct { | |
| FirstName string | |
| LastName string | |
| Age int | |
| TotalExperience int | |
| } | |
| // Person struct embedded in Job struct | |
| type Job struct { | |
| Skill string | |
| Hobbies string | |
| JobTitle string | |
| Person | |
| } | |
| func (p Person) getName() string { | |
| return p.FirstName + " " + p.LastName | |
| } | |
| func (j Job) candidateEligibility() string { | |
| if j.JobTitle == "Software Engineer" && j.Skill == "Golang" && j.TotalExperience == 3 { | |
| return "You're eligible for this job." | |
| } | |
| return "Sorry, you're not eligible. Best of luck!" | |
| } | |
| func main() { | |
| personData := Person{ | |
| FirstName: "Nikhil", | |
| LastName: "Vaidyar", | |
| Age: 25, | |
| TotalExperience: 3, | |
| } | |
| jobData := Job{ | |
| Skill: "Golang", | |
| Hobbies: "Travelling", | |
| JobTitle: "Software Engineer", | |
| Person: personData, | |
| } | |
| fmt.Println(jobData.getName()) | |
| fmt.Println(jobData.candidateEligibility()) | |
| } |
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