class operator Implicit ( from: boolean ): TExtBoolean; inline; class operator Implicit ( from: TExtBoolean ): boolean; class operator LogicalAnd( Value1, Value2: TExtBoolean ): TExtBoolean; class operator LogicalAnd( Value1: TExtBoolean; Value2: boolean): TExtBoolean; inline; class operator...
v2 := 1; //调用了class operator Implicit(i : TVector): TVector //这时v2所有成员都被赋值成1 v2 := v1; //调用了class operator Implicit(i : TVector): TVector v2 := v1 + v2; //调用了class operator Add(V1, V2 : TVector): TVector; v2 := v2 + 1; // class operator Add(...
class operator Add(V1, V2 : TVector): TVector; //重载运算符 + class operator Implicit(i : Single): TVector; overload; //隐式转换 class operator Implicit(i : TVector): TVector; overload; //同上 end; //具体的实现 { TVector } constructor TVector.Create(x1, y1, z1: Single); b...
class operator Implicit(AValue:TDateTime):TXalionRec; //显式等于日期 class operator Implicit(AValue:integer):TXalionRec; //显式等于整数 class operator Implicit(AValue:TXalionRec):TDateTime; //显式赋值日期 class operator Implicit(AValue:TXalionRec):integer; //显式赋值整数 end; {class operato...
class operator Implicit(AValue:TDateTime):TXalionRec; //显式等于日期 class operator Implicit(AValue:integer):TXalionRec; //显式等于整数 class operator Implicit(AValue:TXalionRec):TDateTime; //显式赋值日期 class operator Implicit(AValue:TXalionRec):integer; //显式赋值整数 ...
Delphi for Win32 只支持 record 类型的运算符重载,而 Delphi .NET 还支持 class 类型的运算符重载 下面是Delphi支持的可重载运算符 运算符 类型 声明语法 应用符号 Implicit 转换 Implicit(a: type): resultType; 隐式转换 Explicit 转换 Explicit(a: type): resultType; 显式转换 ...
class operator implicit( a: TMonth ): string; class operator implicit( a: Integer ): TMonth; property Value: Integer read FValue write SetValue; end; TFoo = class private FMonth: TMonth; public property Month: TMonth read FMonth write FMonth; end; { TMonth } class operator TMonth....
classoperator Implicit(a: Integer): TMyClass;// Implicit conversion of an Integer to type TMyClass classoperator Implicit(a: TMyClass): Integer;// Implicit conversion of TMyClass to Integer classoperator Explicit(a: Double): TMyClass;// Explicit conversion of a Double to TMyClass ...
class operator Add (a, b: TNumber): TNumber; class operator Implicit (n: TNumber): Integer; end; And use it as follows: a, b, c: TNumber; ... c := a + b; ShowMessage (IntToStr (c)); This new feature is a side effect of the new Automatic Reference Counting support that ...
Delphi泛型动态数组的扩展.武稀松（wr960204）的博客