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Indicates wildcard options on search terms. Used by ISearchQueryHelper::get_QueryTermExpansion and ISearchQueryHelper::put_QueryTermExpansion methods.
Syntax
typedef enum _SEARCH_TERM_EXPANSION {
SEARCH_TERM_NO_EXPANSION = 0,
SEARCH_TERM_PREFIX_ALL,
SEARCH_TERM_STEM_ALL
} SEARCH_TERM_EXPANSION;
Constants
SEARCH_TERM_NO_EXPANSIONValue: 0 No expansion is applied to search terms. |
SEARCH_TERM_PREFIX_ALLAll search terms are expanded. |
SEARCH_TERM_STEM_ALLStem expansion is applied to all terms. |
Remarks
While the SEARCH_TERM_EXPANSION enumerated type lets you specify stem expansion, Windows Search does not currently support its use with the ISearchQueryHelper interface.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows XP with SP2, Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2003 [desktop apps only] |
| Header | searchapi.h |
| Redistributable | Windows Desktop Search (WDS) 3.0 |