求变量 s:="123" 中123相加求和的方法

china_wenya · · 1477 次点击
package main import ( "fmt" "strconv" ) func main() { s:="123" sum := 0 for k,_:=range s { n ,_:= strconv.Atoi(string(s[k])) sum+=n } fmt.Println(sum) }
#6
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``` package main import ( "strconv" "fmt" ) func main() { var s = "987654321" var result = 0 re, _ := strconv.Atoi(s) for i := re; i > 0; i /= 10 { result += i % 10 } fmt.Println(result) } ```
#1