TAG( ) Function Example

The following example opens the customer table in the testdata database. FOR ... ENDFOR is used to create a loop in which CDX( ) is used to display the name of each structural index.

CLOSE DATABASES
OPEN DATABASE (HOME(2) + 'data\testdata')
USE Customer     && Open customer table

CLEAR
FOR nCount = 1 TO 254
   IF !EMPTY(TAG(nCount))  && Checks for tags in the index
   ? CDX(nCount)     && Display .CDX names
   ELSE
      EXIT  && Exit the loop when no more tags are found
   ENDIF
ENDFOR