Object oriented metrics to measure the quality of software upon PHP source code with PHP_depend study case request online system application

Abstract

Nowadays, a company should be equipped with information technology and one of them is business application either web based or non web based which is built with object oriented programming in order to help the management to run their daily business processes. In order to supports a company with best excellent software applications then we need to make sure the quality of software application in term of easy to maintenance, understandability, reusability and so on. In term to measure the quality of software, there are many software metrics applications either free or proprietary which can be downloaded on Internet and one of them is PHP_depend. PHP_depend is software metrics which measure the quality of software based on PHP source code, by taking the PHP source code and parses it into Abstract Syntax Tree (AST). This paper will investigate how to measure quality of software based on PHP source code with PHP_depend software metrics. The investigation will examine codes from Request online system application which supports improvement or update request upon SAP application in Astra Graphia Information Technology PT. The measurement will be assessed based on metrics which is categorized into project, package, file, class and methods.