CHString::SpanExcluding method (chstring.h)

[The CHString class is part of the WMI Provider Framework which is now considered in final state, and no further development, enhancements, or updates will be available for non-security related issues affecting these libraries. The MI APIs should be used for all new development.]

The SpanExcluding method extracts and returns all characters preceding the first occurrence of a character from lpszCharSet.


CHString  throw(CHeap_Exception) SpanExcluding(
  LPCWSTR lpszCharSet



A string interpreted as a set of characters.

Return value

The SpanExcluding method returns a substring that begins with the first character in the string and ends with the first character found in the string that is also in lpszCharSet.

If no character in lpszCharSet is found in the string, the method returns the entire string.


Requirement Value
Minimum supported client Windows Vista
Minimum supported server Windows Server 2008
Target Platform Windows
Header chstring.h (include FwCommon.h)
Library FrameDyn.lib
DLL FrameDynOS.dll; FrameDyn.dll

See also