Added helper function for iterating string tokens.

1 files changed, 39 insertions, 0 deletions

diff --git a/zencore/include/zencore/string.h b/zencore/include/zencore/string.h
index 2b5f20f86..bb9b1c896 100644
--- a/zencore/include/zencore/string.h
+++ b/zencore/include/zencore/string.h
@@ -622,6 +622,45 @@ ToLower(const std::string_view& InString)
 
 //////////////////////////////////////////////////////////////////////////
 
+template<typename Fn>
+uint32_t
+ForEachStrTok(const std::string_view& Str, char Delim, Fn&& Func)
+{
+	auto	 It	   = Str.begin();
+	auto	 End   = Str.end();
+	uint32_t Count = 0;
+
+	while (It != End)
+	{
+		if (*It == Delim)
+		{
+			It++;
+			continue;
+		}
+
+		std::string_view Remaining{It, End};
+		size_t			 Idx = Remaining.find(Delim, 0);
+
+		if (Idx == std::string_view::npos)
+		{
+			Idx = Remaining.size();
+		}
+
+		Count++;
+		std::string_view Token{It, It + Idx};
+		if (!Func(Token))
+		{
+			break;
+		}
+
+		It = It + Idx;
+	}
+
+	return Count;
+}
+
+//////////////////////////////////////////////////////////////////////////
+
 void string_forcelink();  // internal
 
 }  // namespace zen