A.15. Comparison with FORTRAN

Many simple C functions are similar to FORTRAN function subroutines as shown in the example below:

A simple C function

An equivalent FORTRAN function

int myfunction(int x)

INTEGER FUNCTION MYFUNCTION(X)

{

int x,y,z;

INTEGER X,Y,Z

y = 11;

Y = 11

z = x+y;

Z = X+Y

printf("z = %d",z);

WRITE (*,100) Z

return z;

MYFUNCTION = Z

}

END