PHP examples for Web Programming class

• Introduction
  • gettype() function
  • Passing form data to a server PHP script
  • Simple date() example
  • Simple getdate() and time() example
  • Global variables
  • How to include other files in a script.
• Flow control statements
  • if statement
  • switch statement
  • while loop example
  • for loop example
• Arrays in PHP
  • Creating arrays element by element.
  • Creating array using array() constructor.
  • Creating string indexed arrays.
  • Functions reset(), current(), and next.
  • Iterating through a string indexed array using next()
  • Iterating through a string indexed array using each()
  • Strings and arrays. Function explode()
  • Usage of array_push() and array_pop(), array_shift() and array_unshift() functions.
  • Other useful array functions in PHP.
• Sorting arrays in PHP (view arrays to sort)
  • Sorting: Example 1.
  • Sorting: Example 2.
  • Sorting: Example 3.
  • Sorting: Example 4.
  • Sorting using usort() function.
  • Sorting multidimensional array
• Files in PHP
  • How to read the whole file. Function fpassthru().
  • How to read from a file.
  • How to create a hit counter.
  • Get some information about file.
• Regular expressions in PHP:
  • Play with native PHP expressions.
  • Function preg_match().
  • Function preg_match_all().
  • Function preg_split().
  • Play with Perl-style regular expressions.
• Illustration for the final project. How to add a new user.
• Error handling
  • Syntax or compilation errors (source).
  • Semantic or runtime errors (source).
  • Logical errors (source).
  • Hiding error messages.
  • Logging error messages into a file.