Created
May 25, 2023 08:09
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Example of using omitempty tag using pointers in structs
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| package main | |
| import ( | |
| "encoding/json" | |
| "fmt" | |
| ) | |
| type BMI struct { | |
| Height int | |
| Weight int | |
| } | |
| type Person struct { | |
| Name string | |
| Age int `json:",omitempty"` | |
| BodyMassIndex *BMI `json:",omitempty"` | |
| } | |
| func main() { | |
| p := Person{ | |
| Name: "Nikhil", | |
| } | |
| b, _ := json.Marshal(p) | |
| fmt.Println(string(b)) | |
| } | |
| //Ouput | |
| - {"Name":"Nikhil"} |
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