dotnet-core/release-notes/6.0/preview/api-diff/preview1/.Net/6.0-preview1_Microsoft.VisualBasic.md

Microsoft.VisualBasic

 namespace Microsoft.VisualBasic {
     public sealed class Strings {
-        public static int InStr(int StartPos, string String1, string String2, CompareMethod Compare = CompareMethod.Binary);
+        public static int InStr(int Start, string String1, string String2, CompareMethod Compare = CompareMethod.Binary);
     }
 }