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Very complicated index expression
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General information
Forum:
Visual FoxPro
Category:
Databases,Tables, Views, Indexing and SQL syntax
Miscellaneous
Thread ID:
00605398
Message ID:
00606122
Views:
22
>Nadya,
>This seems to be working too:
>
>UPPER(PADR(TRIM(SUBSTR(OWNER,AT('=',OWNER)+1,AT('=',OWNER+'=',2)-AT('=',OWNER)-1)+;
>LEFT(OWNER,AT('=',OWNER+'=')-1)),25))
>
I changed it a little bit:
?UPPER(PADR(TRIM(SUBSTR(OWNER1,AT('=',OWNER1)+1,AT('=',OWNER1+'=',2)-AT('=',OWNER1)-1))+ ;
" "+LEFT(OWNER1,AT('=',OWNER1+'=')-1),25))
Here is my own, which seems to be more complicated, so I'll switch to yours:
UPPER(PADR(TRIM(IIF(AT("=",OWNER1,2)>0, ;
     SUBSTR(OWNER1,AT("=",OWNER1)+1,AT("=",OWNER1,2)-AT("=",OWNER1)-1), ;
     SUBSTR(OWNER1,AT("=",OWNER1)+1)))+" "+;
     IIF(AT("=",OWNER1)>0,LEFT(OWNER1,AT("=",OWNER1)-1),""),26))
Thanks again. - is a good string function, which I always forgot about



>>Thanks for your response. Actually I meant not the result of the indexing (it would be 29 chars in my case), but the index expression itself. However, I've tried this new expression right now and it worked just fine. It surely looks complex :)
>>
>>
>><font color=blue>index</font><font color=blue> on</font> ;
>>town+<font color=blue>UPPER</font>(<font color=blue>PADR</font>(<font color=blue>TRIM</font>(<font color=blue>IIF</font>(<font color=blue>AT</font>("=",OWNER1,2)>0,<font color=blue>SUBSTR</font>(OWNER1, ;
>><font color=blue>AT</font>("=",OWNER1)+1,<font color=blue>AT</font>("=",OWNER1,2)-<font color=blue>AT</font>("=",OWNER1)-1),<font color=blue>SUBSTR</font>(OWNER1,<font color=blue>AT</font>("=",OWNER1)+1)))+ ;
>><font color=blue>IIF</font>(<font color=blue>AT</font>("=",OWNER1)>0,<font color=blue>LEFT</font>(OWNER1,<font color=blue>AT</font>("=",OWNER1)-1),""),25))<font color=blue> tag</font> name1
>>
If it's not broken, fix it until it is.


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