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The RtlCompareUnicodeString routine compares two Unicode strings.
Syntax
NTSYSAPI LONG RtlCompareUnicodeString(
[in] PCUNICODE_STRING String1,
[in] PCUNICODE_STRING String2,
[in] BOOLEAN CaseInSensitive
);
Parameters
[in] String1
Pointer to the first string.
[in] String2
Pointer to the second string.
[in] CaseInSensitive
If TRUE, case should be ignored when doing the comparison.
Return value
RtlCompareUnicodeString returns a signed value that gives the results of the comparison:
| Return code | Description |
|---|---|
|
String1 equals String2. |
|
String1 is less than String2. |
|
String1 is greater than String2. |
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Available starting with Windows 2000. |
| Target Platform | Universal |
| Header | wdm.h (include Wdm.h, Ntddk.h, Ntifs.h, Wudfwdm.h) |
| Library | NtosKrnl.lib |
| DLL | NtosKrnl.exe |
| IRQL | PASSIVE_LEVEL |