<div>
<div class="content wysiwyg-content">
I made for the website a simple code that catch the usual data of the visitors of the website of my work (ip, agent, hostname, etc...).<br />
<br />
But today my boss ask me if I we can know if the visitor came from a social network like facebook if it is possible to know the user ID.<br />
<br />
It is possible?????
</div>
</div>


I made for the website a simple code that catch the usual data of the visitors of the website of my work (ip, agent, hostname, etc...).

But today my boss ask me if I we can know if the visitor came from a social network like facebook if it is possible to know the user ID.

It is possible?????

it is possible to know the user id (from a social network) that visit my website???

PHP is a widely-used server-side scripting language especially suited for web development, powering tens of millions of sites from Facebook to personal WordPress blogs. PHP is often paired with the MySQL relational database, but includes support for most other mainstream databases. By utilizing different Server APIs, PHP can work on many different web servers as a server-side scripting language.

Internet marketing, or online marketing, refers to advertising and marketing efforts that use the Web and email to drive direct sales via electronic commerce, in addition to sales leads from Web sites or emails. Specialized areas of Internet marketing can also be broken down into more specialized areas such as Web marketing (, email marketing and social media marketing.

Internet Marketing

A social networking service is a platform to build social networks or relations among people who share similar interests, activities, backgrounds or real-life connections. A social network service consists of a representation of each user (often a profile), his or her social links, and a variety of additional services such as career services. Social network sites are web-based services that allow individuals to create a public profile, create a list of users with whom to share connections, and view and cross the connections within the system. Social networking sites allow users to share ideas, pictures, posts, activities, events, and interests with people in their network. Other popular services include Google+, LinkedIn, Instagram, Reddit, Pinterest, Vine and Tumblr.

Social Networking

Analytics is the discovery and communication of meaningful patterns in data. Especially valuable in areas rich with recorded information, analytics relies on the simultaneous application of statistics, computer programming and operations research to quantify performance. Specifically, areas within analytics include predictive analytics, prescriptive analytics, enterprise decision management, retail analytics, store assortment and stock-keeping unit optimization, marketing optimization and marketing mix modeling, web analytics, sales force sizing and optimization, price and promotion modeling, predictive science, credit risk analysis, and fraud analytics.