ValueWrap<T> class

@author: slc 泛型类 ValueWrap，用于包装一个可能为 null 的泛型数据 T 为泛型类型参数，代表要包装的数据类型

Constructors

ValueWrap({T? data})

构造函数，用于初始化 ValueWrap 实例 data 可选参数，用于初始化存储的泛型数据

Properties

data ↔ T?

存储泛型数据的成员变量，允许为 null

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited