PHP tests:

1 -- Basic variable arithmatics

2 -- Concatenation test

3 -- Form Input variables in a form, If statement & variable Comparisons.

4 -- Today's Special 1 If, elseif, else example in a form.

5 -- Today's Special 2 Same as above but employing a switch-case statement instead.

6 -- Today's Special 3 Same as above but in one script, demostraighting conditional statements,
      the "isset" function and the "$_SERVER" PHP array.

6 -- Square Calculator 1 Demonstraighting a while loop.

7 -- Square Calculator 2 Demonstraighting a For loop.

8 -- Table Generator Generates a table using the for loop.

9 -- Arrays Verious demonstraitions of array declarations and manipulations.