Question

How to find the characters that a string consists of in Go

Answer 1

package main

import (
	"fmt"
)

func main() {
	str := "Go is a general-purpose programming language"
	
	uniqueChars := make(map[rune]struct{})

	for _, char := range str {
		uniqueChars[char] = struct{}{}
	}

	for char := range uniqueChars {
		fmt.Printf("%c ", char)
	}
}



/*
run: 
 
n l - p u m o e a g   s r G i 
 
*/

 

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