Class BooleanExtensions

bool 扩展方法

Inheritance

Object

BooleanExtensions

Inherited Members

Object.Equals(Object)

Object.Equals(Object, Object)

Object.GetHashCode()

Object.GetType()

Object.MemberwiseClone()

Object.ReferenceEquals(Object, Object)

Object.ToString()

Namespace: Lett.Extensions

Assembly: Lett.Extensions.dll

Syntax

public static class BooleanExtensions

Methods

IfFalse(Boolean, Action)

结果为 False 时，执行方法

Declaration

public static void IfFalse(this bool this, Action action)

Parameters

Type	Name	Description
Boolean	this	结果
Action	action	执行的方法

Examples

var condition = true;
var rs = "";
condition.IfFalse(() => rs = "it is false"); // rs == "";

var condition = false;
var rs = "";
condition.IfFalse(() => rs = "it is false"); // rs == "it is false";

IfFalse<T>(Boolean, T)

结果为 False 时，返回参数

结果为 True 时，返回参数类型默认值

Declaration

public static T IfFalse<T>(this bool this, T result)

Parameters

Type	Name	Description
Boolean	this	结果
T	result	参数

Returns

Type	Description
T

Type Parameters

Name	Description
T	参数类型

Examples

var condition = true;
var rs = "";
rs = condition.IfFalse("it is false"); // rs == null == default(string)

var condition = false;
var rs = "";
rs = condition.IfFalse("it is false"); // rs == "it is false"

IfTrue(Boolean, Action)

结果为 True 时，执行方法

Declaration

public static void IfTrue(this bool this, Action action)

Parameters

Type	Name	Description
Boolean	this
Action	action	执行的方法

Examples

var condition = true;
var rs = "";
condition.IfTrue(() => rs = "it is true"); // rs == "it is true";

var condition = false;
var rs = "";
condition.IfTrue(() => rs = "it is true"); // rs == "";

IfTrue<T>(Boolean, T)

结果为 True 时，返回参数

结果为 False 时，返回参数类型默认值

Declaration

public static T IfTrue<T>(this bool this, T result)

Parameters

Type	Name	Description
Boolean	this
T	result	参数

Returns

Type	Description
T

Type Parameters

Name	Description
T	参数类型

Examples

var condition = true;
var rs = "";
rs = condition.IfTrue("it is true"); // rs == "it is true";

var condition = false;
var rs = "";
rs = condition.IfTrue("it is true"); // rs == null == default(string)