Web Services

A Web service is a service offered by an electronic device to another electronic device, communicating with each other via the World Wide Web. In a Web service, HTTP originally designed for human-to-machine communication and utilized for machine-to-machine communication.


Representational State Transfer (REST) is an architecture style. In RESTful services, URIs are used to access the resources. In RESTful glossary Data and functions are called resources. So eventually data and function is what we will access via services.

It provides a lighter weight alternative. Instead of using XML to make a request, It relies on URL in some cases. Most of the Web services using REST needed information using the URL approach.


SOAP is an acronym for Simple Object Access Protocol. It is an XML-based messaging protocol for Exchanging information among computers. It can be used in a variety of messaging systems and delivered by variety of transport protocols.

The most important SOAP features is built-in error handling. If there's any problem with the request, the response contains error information that you can use to fix the problem. For an Instance you might not own the Web service, this feature is extremely important; otherwise you would be left guessing as to why things didn't work. And alsothe error reporting even provides standardized codes so that it's possible to automate some error handling tasks in your code.

At CATT Ltd we use both the Web services REST as well as SOAP and we have a team of extremely skilled PHP developers. Web services have been our core offering since the inception of the company, allowing the company to provide web services. Coming to our core expertise in web services, we have been offering customized PHP web services.