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v0.0.0-...-e50112c Latest Latest Go to latest Published: Mar 22, 2024 License: BSD-3-Clause Imports: 10 Imported by: 0

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Repository

github.com/3th1nk/easygo

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README ¶

类型转换

用于将 interface 对象转化为 bool|int|float|string 等类型。
在对象与字符串的转换过程中会判断对象上是否实现了 StringMarshal、fmt.Stringer 接口，如果都没有则使用 JSON 格式进行序列化和反序列化。
判断字符串值的类型 GetStrValueType
- "123" 会判断出这是个 Int
- "123.456" 会判断是个浮点数
- "abc" 会判断是个字符串
- "{"a":123}" 会判断是个 Map
- "[1,2,3]"、"[{"a":123}]" 会判断是个数组

Documentation ¶

Overview ¶

------------------------------------------------------------------------------ 类型转换函数集 ------------------------------------------------------------------------------

Index ¶

func BoolToFloat(v bool) float64
func BoolToInt(v bool) int
func IsEmpty(a interface{}) bool
func IsEmpty2(a interface{}, falseAsEmpty ...bool) bool
func MustStrToStringMap(str string) map[string]string
func SetDefaultJsonApi(api JsonAPI)
func StrToBool(s string) (bool, error)
func StrToBoolNoError(s string) bool
func StrToFloat(s string) (float64, error)
func StrToFloatNoError(s string) float64
func StrToInt(s string) (int, error)
func StrToInt32(s string) (int32, error)
func StrToInt32NoError(s string) int32
func StrToInt64(s string) (int64, error)
func StrToInt64NoError(s string) int64
func StrToIntNoError(s string) int
func StrToStringMap(str string) (map[string]string, error)
func StrToStringObjectMap(str string) (map[string]interface{}, error)
func StrToUint(s string) (uint, error)
func StrToUint32(s string) (uint32, error)
func StrToUint32NoError(s string) uint32
func StrToUint64(s string) (uint64, error)
func StrToUint64NoError(s string) uint64
func StrToUintNoError(s string) uint
func ToBool(a interface{}) (bool, error)
func ToBoolNoError(a interface{}) bool
func ToError(a interface{}) (err error)
func ToFloat(a interface{}) (float64, error)
func ToFloat32(a interface{}) (float32, error)
func ToFloat32NoError(a interface{}) float32
func ToFloatNoError(a interface{}) float64
func ToInt(a interface{}) (int, error)
func ToInt32(a interface{}) (int32, error)
func ToInt32NoError(a interface{}) int32
func ToInt64(a interface{}) (int64, error)
func ToInt64NoError(a interface{}) int64
func ToIntNoError(a interface{}) int
func ToString(a interface{}, api ...JsonAPI) (string, error)
func ToStringMap(a interface{}, api ...JsonAPI) (map[string]string, error)
func ToStringMapNoError(a interface{}, api ...JsonAPI) map[string]string
func ToStringNoError(a interface{}, api ...JsonAPI) string
func ToStringObjectMap(a interface{}, api ...JsonAPI) (map[string]interface{}, error)
func ToStringObjectMapNoError(a interface{}, api ...JsonAPI) map[string]interface{}
func ToUint(a interface{}) (uint, error)
func ToUint32(a interface{}) (uint32, error)
func ToUint32NoError(a interface{}) uint32
func ToUint64(a interface{}) (uint64, error)
func ToUint64NoError(a interface{}) uint64
func ToUintNoError(a interface{}) uint
type BasicType
- func GetBasicType(a interface{}, parseStrValue ...bool) (BasicType, reflect.Type, reflect.Value)
- func GetBasicType0(a interface{}, parseStrValue ...bool) BasicType
- func GetStrValueType(str string) (BasicType, reflect.Type, reflect.Value, interface{})
- func ReflectTypeToBasicType(refType reflect.Type) BasicType
- func (this BasicType) GetValue(val reflect.Value) interface{}
- func (this BasicType) String() string
type ConvertToString
type JsonAPI

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func BoolToFloat ¶

func BoolToFloat(v bool) float64

func BoolToInt ¶

func BoolToInt(v bool) int

func IsEmpty ¶

func IsEmpty(a interface{}) bool

判断变量是否为空（nil、0、""、长度为 0 的 Slice 或 Map）

func IsEmpty2 ¶

func IsEmpty2(a interface{}, falseAsEmpty ...bool) bool

判断变量是否为空（nil、0、""、长度为 0 的 Slice 或 Map）

falseAsEmpty: 是否把 false 当作空值。默认为 true。

func MustStrToStringMap ¶

func MustStrToStringMap(str string) map[string]string

func SetDefaultJsonApi ¶

func SetDefaultJsonApi(api JsonAPI)

func StrToBool ¶

func StrToBool(s string) (bool, error)

func StrToBoolNoError ¶

func StrToBoolNoError(s string) bool

func StrToFloat ¶

func StrToFloat(s string) (float64, error)

func StrToFloatNoError ¶

func StrToFloatNoError(s string) float64

func StrToInt ¶

func StrToInt(s string) (int, error)

func StrToInt32 ¶

func StrToInt32(s string) (int32, error)

func StrToInt32NoError ¶

func StrToInt32NoError(s string) int32

func StrToInt64 ¶

func StrToInt64(s string) (int64, error)

func StrToInt64NoError ¶

func StrToInt64NoError(s string) int64

func StrToIntNoError ¶

func StrToIntNoError(s string) int

func StrToStringMap ¶

func StrToStringMap(str string) (map[string]string, error)

func StrToStringObjectMap ¶

func StrToStringObjectMap(str string) (map[string]interface{}, error)

func StrToUint ¶

func StrToUint(s string) (uint, error)

func StrToUint32 ¶

func StrToUint32(s string) (uint32, error)

func StrToUint32NoError ¶

func StrToUint32NoError(s string) uint32

func StrToUint64 ¶

func StrToUint64(s string) (uint64, error)

func StrToUint64NoError ¶

func StrToUint64NoError(s string) uint64

func StrToUintNoError ¶

func StrToUintNoError(s string) uint

func ToBool ¶

func ToBool(a interface{}) (bool, error)

func ToBoolNoError ¶

func ToBoolNoError(a interface{}) bool

func ToError ¶

func ToError(a interface{}) (err error)

func ToFloat ¶

func ToFloat(a interface{}) (float64, error)

func ToFloat32 ¶

func ToFloat32(a interface{}) (float32, error)

func ToFloat32NoError ¶

func ToFloat32NoError(a interface{}) float32

func ToFloatNoError ¶

func ToFloatNoError(a interface{}) float64

func ToInt ¶

func ToInt(a interface{}) (int, error)

func ToInt32 ¶

func ToInt32(a interface{}) (int32, error)

func ToInt32NoError ¶

func ToInt32NoError(a interface{}) int32

func ToInt64 ¶

func ToInt64(a interface{}) (int64, error)

func ToInt64NoError ¶

func ToInt64NoError(a interface{}) int64

func ToIntNoError ¶

func ToIntNoError(a interface{}) int

func ToString ¶

func ToString(a interface{}, api ...JsonAPI) (string, error)

func ToStringMap ¶

func ToStringMap(a interface{}, api ...JsonAPI) (map[string]string, error)

func ToStringMapNoError ¶

func ToStringMapNoError(a interface{}, api ...JsonAPI) map[string]string

func ToStringNoError ¶

func ToStringNoError(a interface{}, api ...JsonAPI) string

func ToStringObjectMap ¶

func ToStringObjectMap(a interface{}, api ...JsonAPI) (map[string]interface{}, error)

func ToStringObjectMapNoError ¶

func ToStringObjectMapNoError(a interface{}, api ...JsonAPI) map[string]interface{}

func ToUint ¶

func ToUint(a interface{}) (uint, error)

func ToUint32 ¶

func ToUint32(a interface{}) (uint32, error)

func ToUint32NoError ¶

func ToUint32NoError(a interface{}) uint32

func ToUint64 ¶

func ToUint64(a interface{}) (uint64, error)

func ToUint64NoError ¶

func ToUint64NoError(a interface{}) uint64

func ToUintNoError ¶

func ToUintNoError(a interface{}) uint

Types ¶

type BasicType ¶

type BasicType int

BasicType 简化版的反射类型

const (
	BasicType_Others  BasicType = -1
	BasicType_Invalid BasicType = 0
	BasicType_Nil     BasicType = 1
	BasicType_Bool    BasicType = 2
	BasicType_Int     BasicType = 3
	BasicType_Uint    BasicType = 4
	BasicType_Float   BasicType = 5
	BasicType_String  BasicType = 6
	BasicType_Slice   BasicType = 7
	BasicType_Map     BasicType = 8
	BasicType_Struct  BasicType = 9
)

func GetBasicType ¶

func GetBasicType(a interface{}, parseStrValue ...bool) (BasicType, reflect.Type, reflect.Value)

获取变量的基本类型

parseStrValue: 如果 a 是字符串，是否继续解析字符串内容的值类型（使用了 GetStrValueType 方法）。例：
               GetBasicType("123", true) 将返回 BasicType_Int、GetBasicType("true", true) 将返回 BasicType_Bool。

func GetBasicType0 ¶

func GetBasicType0(a interface{}, parseStrValue ...bool) BasicType

func GetStrValueType ¶

func GetStrValueType(str string) (BasicType, reflect.Type, reflect.Value, interface{})

获取字符串值的格式。

BasicType: 返回字符串可能的基础类型。可能是以下值：
   String:  普通字符串
   Float:   带有小数点的数字
   Int:     负整数、或小于等于 MaxInt64 的非负整数
   Uint:    非负且大于 MaxInt64 的整数
   Bool:    "bool" 或者 "false"
   Nil:     "null"
   Slice:   JSON 数组
   Map:     JSON 对象

func ReflectTypeToBasicType ¶

func ReflectTypeToBasicType(refType reflect.Type) BasicType

func (BasicType) GetValue ¶

func (this BasicType) GetValue(val reflect.Value) interface{}

func (BasicType) String ¶

func (this BasicType) String() string

type ConvertToString ¶

type ConvertToString interface {
	ToString() (str string, err error)
}

type JsonAPI ¶

type JsonAPI interface {
	MarshalToString(v interface{}) (string, error)
	UnmarshalFromString(str string, v interface{}) error
}

Source Files ¶

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