Reverse a list

J. Landman Gay jacque at hyperactivesw.com
Thu Feb 12 20:04:05 CET 2015


On 2/12/2015 12:54 PM, Peter Haworth wrote:
>> Lets say for example you had
>> >a list of 10,000 customers and their email addresses. Most customers do
>> >have an email, a few don't and it just so happens that your first customer
>> >Aardvark, and last customer, Zoe, don't have email. If you read just the
>> >emails into an LC variable the first line will be blank and you'll have
>> >9999 lines. If you use the LC provided functions thus far presented to
>> >reverse the data, you'll end up with the first line not being blank, and
>> >9998 lines.
>> >
> I haven't run any of the LC scripts to do this but if that's true, then
> they don't achieve the original objective of reversing the list.

I don't think it's true. Using LC scripts, the first and last lines will 
be terminated by a CR and the line count won't change. The first and 
last lines will have no values but are still terminated by a CR, which 
is what determines the count.

-- 
Jacqueline Landman Gay         |     jacque at hyperactivesw.com
HyperActive Software           |     http://www.hyperactivesw.com



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