[ci skip] update readme for upload file.
Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
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README.md
60
README.md
@ -229,34 +229,64 @@ func main() {
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id: 1234; page: 1; name: manu; message: this_is_great
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```
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### Another example: upload file
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### upload file
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References issue [#548](https://github.com/gin-gonic/gin/issues/548).
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#### upload single file
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References issue [#774](https://github.com/gin-gonic/gin/issues/774).
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```go
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func main() {
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router := gin.Default()
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router.POST("/upload", func(c *gin.Context) {
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// single file
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file, _ := c.FormFile("file")
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log.Println(file.Filename)
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file, header , err := c.Request.FormFile("upload")
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filename := header.Filename
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fmt.Println(header.Filename)
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out, err := os.Create("./tmp/"+filename+".png")
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if err != nil {
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log.Fatal(err)
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}
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defer out.Close()
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_, err = io.Copy(out, file)
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if err != nil {
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log.Fatal(err)
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}
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c.String(http.StatusOK, "Uploaded...")
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})
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router.Run(":8080")
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}
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```
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curl command:
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```bash
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curl -X POST http://localhost:8080/upload \
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-F "file=@/Users/appleboy/test.zip" \
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-H "Content-Type: multipart/form-data"
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```
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#### upload multiple files
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```go
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func main() {
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router := gin.Default()
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router.POST("/upload", func(c *gin.Context) {
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// Multipart form
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form, _ := c.MultipartForm()
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files := form.File["upload[]"]
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for _, file := range files {
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log.Println(file.Filename)
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}
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c.String(http.StatusOK, "Uploaded...")
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})
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router.Run(":8080")
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}
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```
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curl command:
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```bash
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curl -X POST http://localhost:8080/upload \
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-F "upload[]=@/Users/appleboy/test1.zip" \
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-F "upload[]=@/Users/appleboy/test2.zip" \
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-H "Content-Type: multipart/form-data"
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```
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#### Grouping routes
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```go
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func main() {
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router := gin.Default()
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