If $1 = "" I get an error, Help:-)

[Greg Pavlov]

In article <311 at alix.UUCP>, isolated at alix.UUCP (20 James D. Corder) writes:
> 	I have a sh program that wants input at the command line.
> However, I need an error out if the unser does not input at the command line.
> ie:

  Preset the variable with a string and then test to see if it was changed...

   greg pavlov, fstrf,amherst, ny