import( "fmt" "flag" ) funcmain(){ varin*string=flag.String("in","infile","inputinfile...") varout*string=flag.String("out","outfile","inputoutfile...") varop*string=flag.String("op","op..","ops...") //命令行使用xxx.exe-inthisisin-outthisisout-opthisisops flag.Parse()//解析 ifnil!=in{ fmt.Println("inFile:",*in,"outFile:",*out,"op:",*op) } }