Edit descriptors character string, [+] to [+] control, [+] to [+] forms for, [+] data, [+] to [+] forms for, [+] rules for numeric, [+] summary of, [+] Editing general rules for numeric, [+] integer, [+] E edit descriptor, [+] Elapsed time function for calculating in seconds, [+] Elemental intrinsic procedures definition of, [+] references to, [+] ELEMENTAL prefix in FUNCTION statements, [+] in SUBROUTINE statements, [+] Elemental user-defined procedures, [+] functions as, [+] subroutines as, [+] Element array assignment statements (FORALL), [+] Elements See Array elements ELSE directive, [+] ELSE IF directive, [+] ELSE IF statement, [+] branching to, [+] ELSE statement, [+] branching to, [+] ELSEWHERE statement, [+] ENCODE statement, [+] example of, [+] END branch specifier, [+] END DO statement, [+], [+] Endfile records See End-of-file records ENDFILE statements on U*X, WNT, W9*, [+] on VMS, [+] producing an end-of-file condition, [+] END IF directive, [+] END IF statement, [+] branching to, [+] End-of-file condition, [+] function to check, [+] I/O specifier for, [+] End-of-file records writing to a file on U*X, WNT, W9*, [+] on VMS, [+] End-off shift of arrays function performing, [+] End-of-record condition, [+] I/O specifier for, [+] END statement, [+] retention of data after execution of, [+] EN edit descriptor, [+] Engineering notation descriptor for (EN), [+] Entry names referencing, [+] Entry points for function subprograms, [+] for subprograms, [+] to [+] for subroutine subprograms, [+] ENTRY statement, [+] to [+] See also your user manual or programmer's guide data types of names in, [+] in function subprograms, [+] in subroutine subprograms, [+] RESULT keyword in, [+] using with FUNCTION statement, [+] using with SUBROUTINE statement, [+] Environment variables See your user manual or programmer's guide EOF function, [+], [+] EOR branch specifier, [+] EOSHIFT function, [+], [+] EPSILON function, [+], [+] .EQ. See Relational operators See also your user manual or programmer's guide Equivalence association, [+] logical, [+] set, [+] EQUIVALENCE statement, [+] to [+] See also your user manual or programmer's guide compared to union declaration, [+] examples of, [+] interaction with COMMON, [+] using with arrays, [+] using with substrings, [+] .EQV. See Logical operators ERR branch specifier, [+] Error conditions I/O specifier for, [+] subroutine returning information on, [+] Errors See your user manual or programmer's guide ERRSNS subroutine, [+], [+] Escape sequences C-style, [+] ES edit descriptor, [+] Exclamation point character (!) as comment indicator, [+], [+] Exclusive OR, [+] function performing, [+] Executable constructs named, [+] Executable statements, [+] disallowed in main programs, [+] Executing DO loops, [+] programs See Program execution EXIST specifier in INQUIRE statements on U*X, WNT, W9*, [+] on VMS, [+] EXIT statement, [+], [+] EXIT subroutine, [+], [+] EXP function, [+], [+] Explicit format, [+], [+] to [+] using character expressions, [+] Explicit interfaces, [+] defining, [+] of dummy procedures, [+] when required, [+] Explicit-shape arguments, [+] Explicit-shape arrays, [+] adjustable, [+] automatic, [+] EXPONENT function, [+], [+] Exponential operator (**), [+] in initialization expressions, [+] order of precedence of, [+] Exponential values function returning, [+] Exponents function returning range of decimal, [+] Expressions, [+] to [+] See also Character expressions See also Logical expressions See also Numeric expressions See also Relational expressions character, [+] conversion of, [+] determining data type of, [+] element array, [+] initialization, [+] length effect on character assignments, [+] logical, [+] masked array, [+] numeric, [+] effects of parentheses within, [+] operator precedence in, [+] order of evaluation in, [+] relational, [+] specification, [+] variable format, [+] with arrays as operands, [+] with pointers as operands, [+] Extended intrinsic operators properties of, [+] Extended ranges for DO constructs, [+] Extending arrays, [+], [+] EXTENDSIZE specifier (VMS) effect on INITIALSIZE, [+] in OPEN statements, [+] EXTEND_SOURCE OPTIONS option, [+] Extent definition of, [+] function returning, [+] EXTERNAL attribute and statement, [+] attributes compatible with, [+] External fields separating, [+] External field separators, [+], [+] comma as, [+] External files connecting to units on U*X, WNT, W9*, [+] on VMS, [+] definition of, [+] External procedures, [+] See also Functions See also Subroutines compared to internal procedures, [+] declaring, [+] definition of, [+] invoking with CALL, [+] using as actual arguments, [+] with the same name as intrinsic procedures, [+] External records transferring direct-access input, [+] direct-access output, [+], [+] sequential access input, [+], [+] sequential access output, [+], [+] EXTERNAL statement block data program unit in, [+] FORTRAN-66 interpretation of, [+] names in, [+] using with intrinsic procedures, [+] External subprograms, [+] providing entry points within, [+] EXTERN keyword for ATTRIBUTES directive, [+] EXTRINSIC prefixes in FUNCTION statements, [+] in SUBROUTINE statements, [+]