Question

How to check if a string contains identical digits in Go

Answer 1

package main

import (
	"fmt"
)

func isStringContainIdenticalDigits(str string) bool {
	set := make(map[string]struct{})

	for _, char := range str {
		set[string(char)] = struct{}{}
	}

	return len(set) == 1
}

func main() {
	str := "8888888"

	if isStringContainIdenticalDigits(str) {
		fmt.Println("yes")
	} else {
		fmt.Println("no")
	}
}

/*
run:

yes

*/

 

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