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How can this Case Statement Exit Prematurely
Message
General information
Forum:
Visual FoxPro
Category:
Coding, syntax & commands
Environment versions
Visual FoxPro:
FoxPro Dos
OS:
Windows XP SP2
Miscellaneous
Thread ID:
01261292
Message ID:
01261294
Views:
8
>Hi
>
>Struggling through the "bane of my life" gibberish code again that has been my lot to maintain (not mine BTW!)
>Have been watching the following CASE in debug (using VFP7 to follow FPD2.6 code). I know that it doesn't satisfy the 1st 2 cases, and watch it skirt these, then it suddenly shoots to the EndCase, ignoring the other two cases. There are 2 similar secytions where it does this too.
>
>Anyone any ideas how this can be?
>
>'ppreciate it
>
>Terry
>
>
>do case   && journey's
>
>  case empty(j_start) .and. empty(j_end) .and. empty(j_andor)
>     * do nothing
>
>  case j_andor="OR" .and. !empty(j_start)
>     * but test that both times are not empty
>     if empty(j_end)  && ignore the OR
>        expr=expr+".and."+ opjrny+j_start
>     else
>        expr=expr+".and. ("+opjrny+j_start+".or." ;
>           +opjrny+j_end+")"
>     endif
>
>  case j_andor="OR" .and. empty(j_start)
>     * ignore the OR
>     if !empty(j_end)
>        expr=expr+".and."+opjrny+j_end
>     endif
>
>  case empty(j_andor)
>     if !empty(j_start)
>        expr=expr+".and."+ opjrny+j_start
>     endif
>     if !empty(j_end)
>        expr=expr+".and."+ opjrny+j_end
>     endif
>endcase
>
Just j_andor isn't equal to [OR] and it is not empty. If it is equal to [AND] none of these will be satisfied.
Against Stupidity the Gods themselves Contend in Vain - Johann Christoph Friedrich von Schiller
The only thing normal about database guys is their tables.
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