string.go

package util

import "strings"

func Title(s string) string {
	if len(s) == 0 {
		return s
	}

	return strings.ToUpper(s[:1]) + s[1:]
}

func Untitle(s string) string {
	if len(s) == 0 {
		return s
	}

	return strings.ToLower(s[:1]) + s[1:]
}

func Index(slice []string, item string) int {
	for i := range slice {
		if slice[i] == item {
			return i
		}
	}

	return -1
}