golang统计出其中英文字母空格数字和其它字符的个数

Posted 2020-12-04 陈天刚

package main
import "fmt"
func charactortype() {
    var s2 string = "112aaaaFGG123        *&^%"
    var e,s,d,o int
    for i := o; i < len(s2); i++ {
        switch {
        case 64 < s2[i] && s2[i] < 91:
            e += 1
        case 96 < s2[i] && s2[i] < 123:
            e += 1
        case 47 < s2[i] && s2[i] < 58:
            d += 1
        case s2[i] == 32:
            s += 1
        default:
            o += 1
        }
    }
    fmt.Printf("字符串英文字符个数是: %d\n",e)
    fmt.Printf("字符串数字字符个数是: %d\n",d)
    fmt.Printf("字符串空格字符个数是: %d\n",s)
    fmt.Printf("字符串其它字符个数是: %d\n",o)
}

func main() {
    charactortype()
}