>>>>> "CFAJ" == Chris F A Johnson <ch...@cfajohnson.com> writes: CFAJ> On Thu, 18 Feb 2010, jida...@jidanni.org wrote:
>> $ expr 3.1 + 3 >> expr: non-numeric argument <---say "non integer argument" >> $ expr 3.1 + 3b >> expr: non-numeric argument CFAJ> The expr command's arithmetic only works with integers. Yes CFAJ> 3.1 is not an integer, nor is 3b. Yes CFAJ> To do calculations with decimal fractions, I recommend awk. Yes. 3,1 is numeric!
