Strings in PHP
After integer.. maybe just after integer, strings are possibly the most important variable types in programming. Storing a bunch (series) of character as one variable. PHP give you alot of functions to manipulate and handle strings. (more…)
Variable Naming
The Variable Naming standard you choose, can be anything you want, bearing in mind that different languages have restrictions on what can be used to name variables, and some keywords are banned from being included in variable names. Some languages are also case sensitive, or insensitive, and that also has as effect on variable names. (more…)
We have been displaying information as we have progress through these tutorials, now we are going to take a step back and look in some detail about the different ways to display information from our php scripts (more…)
Php - Scope of Variables
We just introduced functions, now along with functions comes Scope of variables. In common day terms, let me try to explain scope. If you have 4 tvs in different rooms, with 4 cables box. Then each tv can show a
different channel, however, if you have 4 tvs, and 3 cables boxes and 2 tvs sharing a cable box. Then you will only have 3 different shows. So that 2 tvs share the same show and the other 2 tvs, showing their own shows. That is how scope works.. (more…)
Functions in PHP
Functions are the robots of any programming languages and in PHP they just the same. They are mainly used to make code reusable and easy to read. If you need to record a show on television only one time, do you program the VCR? however, if you need to record the same show everday, you use the timer
and the programmer on the VCR to make it happen. (more…)