# validate

**Repository Path**: lichenxin/validate

## Basic Information

- **Project Name**: validate
- **Description**: JSON  字符串 转 结构体 数据验证，支持自定义验证
- **Primary Language**: Go
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2018-11-16
- **Last Updated**: 2020-12-19

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

#### 项目介绍
JSON  字符串 转 结构体 数据验证，支持自定义验证


```
type Bar struct {
	Name 	string 		`json:"name" validate:"required=true"`
	Age 	int 		`json:"age" validate:"required=false"`
}

type Foo struct {
	Name 	string     	`json:"name" validate:"required=false,enum=1,2"`
	Age 	int      	`json:"age" validate:"test=20"`
	Mail 	string      `json:"mail" validate:"regexp=\\w+@\\w+\\.\\w+"`
	Num     []int 		`json:"num"`
	Bars	[]Bar  		`json:"bars"`   
	Bar     Bar			`json:"bar"`
}

func main() {
	var js = `{
	"name":"1", 
	"age":20, 
	"mail": "test@qq.com",
	"num":[1, 2], 
	"bars": [
		{"name":1,"bar":2}, 
		{"name":11,"age":22}
	], 
	"bar": {"name":"3","age":"4"}
	}`

	var foo Foo
	err := JSONValidate().SetHandler("test", func (value interface{}, param string) error {
		v, ok := value.(float64)
		if !ok {
			return fmt.Errorf("value to string error")
		}
		if strconv.Itoa(int(v)) != param {
			return fmt.Errorf("value not eq %s", param)
		}
		return nil
	}).ParseJSONByte([]byte(js), &foo)

	fmt.Println(foo, err)
}
```