From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 18 Mar 2007 20:21:58 +0000 (+0000)
Subject: Fixed split to allow empty parts in beginning and end of string
X-Git-Tag: strings-1.0~22
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=dbda1bb7f44f289c9f1c5ba9741970ac264d8e5d;p=libs%2Fcore.git

Fixed split to allow empty parts in beginning and end of string
---

diff --git a/source/utils.cpp b/source/utils.cpp
index 55b191f..0ed3fc1 100644
--- a/source/utils.cpp
+++ b/source/utils.cpp
@@ -59,17 +59,29 @@ Splits a string to parts.
 vector<string> split(const string &str, const string &sep, bool allow_empty)
 {
 	vector<string> result;
-	unsigned start=str.find_first_not_of(sep);
+	
+	unsigned start=0;
+	if(!allow_empty)
+		start=str.find_first_not_of(sep);
+	
 	while(start<str.size())
 	{
 		unsigned end=str.find_first_of(sep, start);
 		result.push_back(str.substr(start, end-start));
-		if(end==string::npos) break;
+		
+		if(end==string::npos)
+			break;
+		
 		if(allow_empty)
+		{
 			start=end+1;
+			if(start==str.size())
+				result.push_back(string());
+		}
 		else
 			start=str.find_first_not_of(sep, end);
 	}
+
 	return result;
 }