vb调用fortran

（1）在FortranPowerStation4.0下，编制可供VB调用的.dll文件，示例代码：subroutineforcx(a,b,c)!ms$if.not.defined(linkdirect)!ms$attributesdllexport::HWJSVB!ms$endifintegera,b,ca=b+cend（2）在VB下编写如下代码：PrivateDeclareSubforcxBLib"dll.dll"Alias"_FORCX@12"(ByRefaAsinteger,ByRefbAsinteger,ByRefcAsin