Stream + Copy流
func downloadFile(url string, path string) {
defer wg.Done()
// Get the data
resp, err := http.Get(url)
if err != nil {
panic(err)
}
defer resp.Body.Close()
// Create output file
out, err := os.Create([......]
Run -> Add Configuration -> Launch file，生成launch.json
添加参数
"externalConsole": true,
"args": ["-n","../../test.text"]
[......]
读取文件
fileData, err := ioutil.ReadFile(filePath)
if err != nil {
panic(err)
}
fileStr := string(fileData)
写文件
f, err := os.OpenFile(filename, os.O_WRONLY|os.O_CREATE, 0600)
if err != nil {
panic(err)
}
defer f.Close()
io.WriteStrin[......]
Mac 下编译 Linux 和 Windows 64位可执行程序
CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build main.go
CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build main.go
Linux 下编译 Mac 和 Windows 64位可执行程序
CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build main.go
CGO_ENABLED[......]
json配置为
{
"items": [
{
"url": "https://xxx.com",
"name": "xxx"
}
]
}
对应解析为
import "encoding/json"
type CfgItem struct {
Url string
Name string
Check bool
}
type Cfg struct[......]