TOC\o"1-1"\h\z\u +-*/%packagepackagemainimport()funcmain()fmt.Println("10+3=",10+3)//fmt.Println("10-3=",10-3)//=7fmt.Println("10*3=",10*3)//=30fmt.Println("10/3=",10/3) fmt.Println("10.0/3=",10.0/3)//取余注意余數=被除數-（被除數/除數）*fmt.Println("10%3=", //fmt.Println("-10%3=",- //-fmt.Println("10%-3=",10%- //fmt.Println("-10%-3=",-10%-3)//=-}注意：golang中，++--varvariint=8varainta=i++//錯誤，i++a=i--//錯誤,i--注意：golang中沒有前++varvariint=++i//golang--i//golang--fmt.Println("i=",i) varvariint=1fmt.Println("i=",TrueFalseTrueFalse>TrueFalse<TrueFalsepackagepackagemainimport()funcmain()varn1int=9varn2int=8fmt.Println(n1==n2)//falsefmt.Println(n1!=n2)//truefmt.Println(n1>n2) fmt.Println(n1>=n2)//truefmt.Println(n1<n2) fmt.Println(n1<=n2)//flaseflag:=n1>n2fmt.Println("flag=",flag)}ANDTrueTrueFalseORTrueTrueFalse!NOTTrueFalseTruepackagepackagemainimport()funcmain()//&&varageint=40ifage>30&&age<{}ifage>30&&age<{}//演示邏輯運算符的使用ifage>30||age<{}ifage>30||age<{}//!ifage>30{}if!(age>{}}packagepackagemainimport()functest()returntrue}funcmain()variint=ifi<9&&{}ifi>9||{}}=dd:=8+2*8//x:=x+=5fmt.Println("x+=5的值:",xx:=x-=5//x=x-fmt.Println("x-=5的值:",x:=x*=5fmt.Println("x*=5的值:",x:=x/=fmt.Println("x/=5的值:",x:=x%=fmt.Println("x%=3的值:",aa:=b:=t:=a=bb=tfmt.Printf("a=%v,b=%v\n",a,varvardaysint=varweekint=days/7vardayint=days%7fmt.Printf("%dfmt.Printf("%d個星期零%d天\n",week,varvarhuashifloat32=varsheshifloat32=5.0/9*huashi-100)fmt.Printf("%v對應的攝氏溫度=%v\n",huashi,sheshi)&|^丟棄，低位補0。import"fmt"funcmain(){&1^^相異或兩位不一樣則為 n2n