Valid Anagram

isAnagram.go

func isAnagram(s string, t string) bool {

    var message Text
    json.Unmarshal(data, &message)
    if len(s) != len(t) &&  len(t) > int(math.Pow(10, 4) * 5) || len(s) < 1 {
        return false
    }
    
    for i := 0 ; i < len(s) ; i++{
        isChExsist := false
        for j:=0 ; j < len(t); j++ {
           if string(s[i]) == string(t[j]){
               s := strings.Split(t,"")
                isChExsist=true
                s = append(s[:j], s[j+1:]...)
                t = strings.Join(s, "")
                break
            } 
        }
        if !isChExsist {
            return false
        }
    }
    if len(s) != 0 && len(t) != 0 {
        return false
    }
    return true
}