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eturn. The function works with both number and string values.getval(prompt, val) — As above, but prompts the user with the string prompt . Thestring is printed followed by the current value of val in parenthesis, a questionmark and a space. For example,17.FOURC> DATAFILE = getval("Data file", DATAFILE)Data file (pt100.133)? 18.FOURC>Text Outputprint a [, b ... ] — Prints the string value of each argument, adding a spacebetween each string. If the argument is an associative array, each element ofthe array is printed in a list, as in:18.FOURC> print mAmA["0"] = 2mA["1"] = 0mA["2"] = 1mA["3"] = 319.FOURC>If the argument is a data array, the contents of the array are printed in a compressedformat, as in:19.FOURC> array data[64][64]; data[0] = 1; data[1] = 220.FOURC> print data{{1 }, {2 }, {0 } }21.FOURC>eprint a [, b ... ] — As above, except that if an error-log file is open, the generatedstring will also be written to that file prefixed by the #E characters.printf(format [, a ... ]) — Does formatted printing on the turned-on outputdevices. format contains the format specifications for any following arguments.See the description of printf() in any C-language manual. Returnstrue.eprintf(format [, a ... ]) — As above, except that if an error-log file is open, thegenerated string will also be written to that file prefixed by the #E characters.fprintf(file_name, format [, a ... ]) — Does formatted printing on file_name .All other devices (except log files) are turned off while the string is printed.The specified file is opened, if necessary, and remains open until closed withthe close() function.86 REFERENCE MANUAL INTERIM WORK-IN-PROGRESS (8/16/01) NOT FOR GENERAL DISTRIBUTION