fix cli help

alib2cli/src/command/HelpCommand.h

@@ -54,7 +54,7 @@ public:
 			std::cout << ">identifier   - a value to a xml file, identifier is an immediate value (ResultFileStatement)" << std::endl;
 			std::cout << ">#identifier  - a value to a xml file, identified by an environment variable (ResultFileStatement)" << std::endl;
 			std::cout << ">$identifier  - a value to a variable, identifier is an immediate value  (ResultVariableStatement)" << std::endl;
-			std::cout << ">$:identifier - a value to a variable, identified by an environment variable (ResultVariableStatement)" << std::endl;
+			std::cout << ">$#identifier - a value to a variable, identified by an environment variable (ResultVariableStatement)" << std::endl;
 			std::cout << ">             - a value is discarded" << std::endl;
 			std::cout << "              - an empty output specifier prints the result to the stdout (ResultPrintStatement)" << std::endl;
 		} else if ( command == "" ) {