package main

import (

	"fmt"

)

func main() {

	var number1, number2, number3 int

	for i := 0; i < 100; i++ {

		number1++

		fmt.Println(number1)

	}

	var j uint = 1

	for ; j%5 != 0; j *= 3 {//省略了初始化子句

		number2++

		fmt.Println(number2)

	}

	for k := 1; k%5 != 0; {//省略了后置子句

		k *= 3

		number3++

		fmt.Println(number3)

	}

}

package main

import (

	"fmt"

)

func main() {

	ints := []int{1, 2, 3}

	for k, v := range ints {

		fmt.Println(k, v)

	}

}