The best text and video tutorials to provide simple and easy learning of various technical and non-technical subjects with suitable examples and code snippets. It contains more information about a particular object, like type, rank, extents, and memory address. E.g., IF (variable == 10 ) THEN write(*,*) “The variable is 10” ENDIF But, our computer does not have the capability to read such code. It is considered the very first high-level programming language. On October 15, 1956, the Reference Manual for the Programming Language FORTRAN – The IBM Mathematical Formula Translating System – was published. Example. Within the PROGRAM statements, your Fortran program can define functions, declare variables to be used in these functions, just like in other programming languages such as R or Python.Within these statements, this is where the calculations on data are performed in the program. Using where allows operations to be carried out on an array (or multiple arrays of the same size), the elements of which satisfy a certain rule. Defining variables. The example below has a maximum length of 10 characters allowed for a person's name – this might not always be enough! Fortran is an example of a compiled language. In most programming languages, a pointer variable stores the memory address of an object. However, in Fortran, a pointer is a data object that has more functionalities than just storing the memory address. This ... following the name by a * then its maximum length. A Fortran application is an executable program written in the Fortran programming language, which is one of the oldest programming languages used today. The language chosen for this is FORTRAN 95. Variables represent data or values used in your program. The masking statement follows the same rules of the if statement, but is applied to all the elements of the given array. We have tried to make this guide concise, avoiding detailed descriptions of the language and providing only a small number of example programs in each topic. What does this mean? By studying the example programs carefully you should be able to realise some of the features of Fortran … Example 3: Use of DATA statement in recursive routines in FORTRAN 77 Use of the DATA statement also produces compiler dependent results. The where construct, available in Fortran90 onwards represents a masked do construct. Consider the following variation on the Fortran 77 code from example 1: PROGRAM MAIN INTEGER N, X EXTERNAL SUB1 COMMON /GLOBALS/ N X = 0 PRINT *, 'Enter number of repeats' READ (*,*) N CALL SUB1(X,SUB1) END SUBROUTINE SUB1(X,DUMSUB) INTEGER N, … fortran documentation: WHERE construct. It means that we write code in human readable format. The shell might, but that takes time. A list of Fortran 95 intrinsics is given in the appendix. FORTRAN was developed at IBM under the guidance of John W. Backus to develop a more practical alternative to assembly language for programming their IBM 704 mainframe …