You may take help of books
You can go and learn http://www.w3schools.com/ it takes very less time and you can learn abstarct view for me it's difficult to learn without tutorial If you never work on PHP.
IF u want to learn php then first u should know html basics.If u want to be good coder then do not take any book u have to do data mining u can learn php http://www.phptutorial.info/.it will help u lot.