Standard Output
2023-07-31 13:40:07,809 TRACE [main] org.appng.el.ExpressionEvaluator: setting variable 'a' of type 'java.lang.Integer' to value '5'
2023-07-31 13:40:07,809 TRACE [main] org.appng.el.ExpressionEvaluator: setting variable 'b' of type 'java.lang.Integer' to value '6'