ImportArray.f90 Source File

integer i,j,n,m,fh

if(present(OptionalSizeX) )then
    n=OptionalSizeX
elseif(allocated(Mat) )then
    n=size(Mat,1)
else
    n=1
    print *, "Caution :: ArrayOperationClass/ImportArray >> No size_X is set"
endif


if(present(OptionalSizeY) )then
    m=OptionalSizeY
elseif(allocated(Mat) )then
    m=size(Mat,2)
else
    m=1
    print *, "Caution :: ArrayOperationClass/ImportArray >> No size_Y is set"
endif


if(present(OptionalFileHandle) )then
    fh=OptionalFileHandle
else
    fh=10
endif

if(.not.allocated(Mat))then
    allocate(Mat(n,m) )
endif

if(size(Mat,1)/=n .or. size(Mat,2)/=m  )then
    deallocate(Mat)
    allocate(Mat(n,m) )
endif

do i=1,size(Mat,1)
    read(fh,*) Mat(i,:)
enddo