Familiarizing yourself with PHP Variables
In programming, PHP has its share of own variables and command lines that will be different from other standard web applications used for website designs today. While they may be hard to get used to in the primary stages, do remember that PHP programming is a totally new software you have to get acquainted with.
Similar to any new programming language, you will encounter errors and problems in the early stages. A lot of it will eventually be taken out as you learn from the errors and overlooked commands in the end. All it needs is constant practice and debugging so that you can understand what you have been leaving out in the course of understanding the use of the PHP software.