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https://gobyexample-cn.github.io/values

go
package main

import (
	"fmt"
	"strconv"
)

func main() {

	fmt.Println("Go" + "lang")

	fmt.Println("1+1 =", 1+1)
	fmt.Println("7.0/3.0 =", 7.0/3.0)

	fmt.Println(!true)

	fmt.Println("加个 int:" + strconv.Itoa(1))
	fmt.Println("加个 float64:" + strconv.FormatFloat(1.23, 'f', 2, 64))
	// 加个 float64:1.23

	fmt.Println(fmt.Sprintf("方式2:%d", 3))
}