gin中绑定表单数据至自定义结构体

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package main   import "github.com/gin-gonic/gin"   type StructA struct {     FieldA string `form:"field_a"` } type StructB struct {     // 嵌套结构体     NestedStruct StructA     FieldB string `form:"field_b"` } type StructC struct {     // 嵌套结构体指针     NestedStructPointer *StructA     FieldC string `form:"field_c"` } type StructD struct {     // 嵌套匿名结构体     NestedAnonymousStruct struct{         FieldX string `form:"field_x"`     }     FieldD string `form:"field_d"` }   func GetB(c *gin.Context) {     // 绑定表单数据至自定义结构体     var b StructB     c.Bind(&b)     c.JSON(200, gin.H{"field_a": b.NestedStruct, "field_b": b.FieldB}) } func GetC(c *gin.Context) {     var cc StructC     c.Bind(&cc)     c.JSON(200, map[string]interface{}{"field_a": cc.NestedStructPointer, "field_c": cc.FieldC}) } func GetD(c *gin.Context) {     var d StructD     c.Bind(&d)     c.JSON(200, gin.H{"field_x": d.NestedAnonymousStruct, "field_d": d.FieldD}) }   func main() {     r := gin.Default()     r.GET("/getb", GetB)     r.GET("/getc", GetC)     r.GET("/getd", GetD)     r.Run() }

　　

请求方法：

http://127.0.0.1:3000/getd?field_a=aaa&field_b=bbbb

http://127.0.0.1:3000/getd?field_a=aaa&field_c=ccccc

http://127.0.0.1:3000/getd?field_d=ddddd&field_x=xxxxxxxx