fixed bug

src/nodes/strings.js

@@ -0,0 +1,60 @@
+//basic nodes
+(function(global){
+
+	var LiteGraph = global.LiteGraph;
+
+	function toString(a)
+	{
+	   return String(a);
+	}
+
+	LiteGraph.wrapFunctionAsNode("string/toString",compare, ["*"],"String");
+	
+	function compare(a,b)
+	{
+	   return a==b;
+	}
+
+	LiteGraph.wrapFunctionAsNode("string/compare",compare, ["String","String"],"Boolean");
+
+	function concatenate(a,b)
+	{
+		if(a === undefined)
+			return b;
+		if(b === undefined)
+			return a;
+		return a + b;
+	}
+
+	LiteGraph.wrapFunctionAsNode("string/concatenate",concatenate, ["String","String"],"String");
+
+	function contains(a,b)
+	{
+		if(a === undefined || b === undefined )
+			return false;
+	   return a.indexOf(b) != -1;
+	}
+
+	LiteGraph.wrapFunctionAsNode("string/contains",contains, ["String","String"],"Boolean");
+
+	function toUpperCase(a)
+	{
+		if(a != null && a.constructor === String)
+			return a.toUpperCase();
+		return a;
+	}
+
+	LiteGraph.wrapFunctionAsNode("string/toUpperCase",toUpperCase, ["String"],"String");
+
+	function split(a,b)
+	{
+		if(a != null && a.constructor === String)
+			return a.split(b || " ");
+		return [a];
+	}
+
+	LiteGraph.wrapFunctionAsNode("string/split",toUpperCase, ["String","String"],"Array");
+
+
+
+})(this);