CSV文件读写操作,追加写
```go package main import ( "encoding/csv" "fmt" "io" "log" "os" ) func main() { //准备读取文件 fileName := "D:\\gotest\\src\\source\\test.csv" fs, err := os.Open(fileName) if err != nil { log.Fatalf("can not open the file, err...阅读全文
```go package main import ( "encoding/csv" "fmt" "io" "log" "os" ) func main() { //准备读取文件 fileName := "D:\\gotest\\src\\source\\test.csv" fs, err := os.Open(fileName) if err != nil { log.Fatalf("can not open the file, err...阅读全文