Documentation home fortran 77 language reference chapter 6 intrinsic functions. So im looking for a fortran function like the catof which converts a character variable to a float or better double precision one. A real 8 or double precision constant has more than twice the accuracy of a real 4 number, and greater range. Shall be of type integer, real, or complex or or a bozliteralconstant. Convert to integer 1 int nearest integer 1 nint convert to real 1 real convert to double precision 1 dble convert to complex 2 cmplx convert to double complex 2 dcmplx convert to character 1 char character functions. Beginners guide to fortran 9095, no previous programming knowledge assumed download worksheet or study online files, extended precision. Well, fortran is quite capable of the same functionality, just not in that explicit way. List of generic fortran functions function number of arguments generic name. Changing precision mode presumably violates the calling convention for microsoft library functions. Given the trend away from use of 32bit compilers and x87 floating point, these possibilities may not be worth consideration. The number of digits that precede the exponent is unlimited, but typically only the leftmost 15 digits are significant. The first character in the collating sequence corresponds to 0 and the last to n1, where n is the number of characters in the collating sequence top of file. Kind optional an integer initialization expression indicating the kind parameter of the result. This is an archaic form of real that is specific to one type for a.
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