腿部拉伸运动图解长高:怎么在VB中自定义一个数据类型!?

来源:百度文库 编辑:杭州交通信息网 时间:2024/04/29 16:49:12
在我的程序中要实现两个16位的数相乘,但现有数据类型不能满足长度,哪位知道怎么自己定义一个数据类型?要求满足能存储两个16位的数相乘的结果。谢谢!

我自己手写的,你可以参考,DOUBLE型:
Private Sub Command1_Click()
Dim i As Double
Dim i1, i2 As Double
i1 = 1E+16
i2 = 1E+16
i = 8.75964569512537E+15 * 9.85698569856986E+15

Text1.Text = i
End Sub

dim 变量名 as 长正型
好象是LONGINT型的,你再查查看吧

FLOAT
Double variables are stored as signed IEEE 64-bit (8-byte) double-precision floating-point numbers ranging in value from -1.79769313486231570E+308 through -4.94065645841246544E-324 for negative values and from 4.94065645841246544E-324 through 1.79769313486231570E+308 for positive values.

10的308次方,足够你用啦。