CSV to JSON Converter for Go
Free online csv to json converter with Go code examples
Working with csv to json converter in Go? Our free online csv to json converter helps Go developers format, validate, and process data instantly. Below you will find Go code examples using encoding/csv / encoding/json (built-in) so you can achieve the same result programmatically in your own projects.
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Open CSV to JSONGo Code Example
package main
import (
"encoding/csv"
"encoding/json"
"fmt"
"strings"
)
func main() {
data := "name,age,city\nAlice,30,New York\nBob,25,London"
reader := csv.NewReader(strings.NewReader(data))
records, _ := reader.ReadAll()
headers := records[0]
var result []map[string]string
for _, row := range records[1:] {
entry := map[string]string{}
for i, val := range row {
entry[headers[i]] = val
}
result = append(result, entry)
}
out, _ := json.MarshalIndent(result, "", " ")
fmt.Println(string(out))
}Quick Setup
Library: encoding/csv / encoding/json (built-in)
// Built-in packages — no installation neededGo Tips & Best Practices
- csv.NewReader handles RFC 4180 compliant CSV
- Use reader.ReadAll() for small files, Read() for streaming
- Set reader.Comma for custom delimiters (e.g., tabs)