package utilFile import ( "io" "net/http" "os" ) /** * @Description 添加qq群467890197 交流学习 * @Author 熊猫 * @Date 2022/1/14 11:13 **/ // DownloadFile 会将url下载到本地文件,它会在下载时写入,而不是将整个文件加载到内存中。 func DownloadFile(url, filepath string) error { // Get the data resp, err := http.Get(url) if err != nil { return err } defer resp.Body.Close() // Create the file out, err := os.Create(filepath) if err != nil { return err } defer out.Close() // Write the body to file _, err = io.Copy(out, resp.Body) return err }