绑定form-data

examples/url/bind_form-data_struct/bind_form-data_with_custom_struct.go

@@ -0,0 +1,68 @@
+package main
+
+import "github.com/gin-gonic/gin"
+
+type StructA struct {
+	FieldA string `form:"field_a"`
+}
+
+type StructB struct {
+	NestedStruct StructA
+	FieldB       string `form:"field_b"`
+}
+
+type StructC struct {
+	NestedStructPointer *StructA
+	FieldC              string `form:"field_c"`
+}
+
+type StructD struct {
+	NestedAnonyStruct struct {
+		FieldX string `form:"field_x"`
+	}
+	FieldD string `form:"field_d"`
+}
+
+func GetDataB(c *gin.Context) {
+	var b StructB
+	c.Bind(&b)
+	c.JSON(200, gin.H{
+		"a": b.NestedStruct,
+		"b": b.FieldB,
+	})
+}
+
+func GetDataC(c *gin.Context) {
+	var b StructC
+	c.Bind(&b)
+	c.JSON(200, gin.H{
+		"a": b.NestedStructPointer,
+		"c": b.FieldC,
+	})
+}
+
+func GetDataD(c *gin.Context) {
+	var b StructD
+	c.Bind(&b)
+	c.JSON(200, gin.H{
+		"x": b.NestedAnonyStruct,
+		"d": b.FieldD,
+	})
+}
+
+func main() {
+	router := gin.Default()
+	router.GET("/getb", GetDataB)
+	router.GET("/getc", GetDataC)
+	router.GET("/getd", GetDataD)
+	router.Run()
+}
+
+/**
+$ curl "http://localhost:8080/getb?field_a=hello&field_b=world"
+{"a":{"FieldA":"hello"},"b":"world"}
+$ curl "http://localhost:8080/getc?field_a=hello&field_c=world"
+{"a":{"FieldA":"hello"},"c":"world"}
+$ curl "http://localhost:8080/getd?field_x=hello&field_d=world"
+{"d":"world","x":{"FieldX":"hello"}}
+*/