src\libraries\System.Private.CoreLib\src\System\Globalization\TextInfo.cs (3)
187ChangeCaseCore(&c, 1, &dst, 1, toUpper);
253ChangeCaseCore(pSource + charsConsumed, source.Length - charsConsumed, pDestination + charsConsumed, destination.Length - charsConsumed, toUpper);
355ChangeCaseCore(pSource + currIdx, source.Length - (int)currIdx, pResult + currIdx, result.Length - (int)currIdx, toUpper);