Library tutorials & articles
Mathematical Functions
By James Crowley, published on 14 Jul 2001
Numbers Sign
If you want to know if a number is positive or negative, use the Sgn function. This will return -1 if the number is negative, and 1 if the number is positive. For example,
Sgn(-214) ' returns -1
Sgn(313.3) ' returns 1
James first started this website when learning Visual Basic back in 1999 whilst studying his GCSEs. The site grew steadily over the years while being run as a hobby - to a regular monthly audience ...
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