Important Notice

The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.

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  Construct:    Class Condition
 
  Function:     Tests class of data item
 
  Syntax:       Which format?  ◄Relation Condition►   Class Condition
                               ◄Sign Condition►      ◄Pointer Condition►
 
  ►►──identifier-1──┬──┬─┬─────┬─┬─NUMERIC──────────┬─────►◄
                    └IS┘ └─NOT─┘ ├─ALPHABETIC───────┤
                                 ├─ALPHABETIC-LOWER─┤
                                 ├─ALPHABETIC-UPPER─┤
                                 ├─class-name-1─────┤
                                 ├─KANJI────────────┤
                                 └─DBCS─────────────┘
                                    -♦-