Exercises, examples and other material relating to training module H105. This topic is presented on public courses
Learning to program in PHP,
PHP Programming,
Object Oriented Programming in PHP
PHP Programming - Learn PHP, and its use as a Web-scripting language
This course covers the fundamentals of
programming in PHP and Web-related issues ... http://www.wellho.net/course/phfull.html [course] |
Learning to program in PHP - Learn PHP, and its use as a Web-scripting language
This course covers the fundamentals of
programming in PHP and Web-related ... http://www.wellho.net/course/pffull.html [course] |
Object Oriented programming with PHP - Making best use of PHP in larger applications
This course introduces you to object oriented
programming principles, ... http://www.wellho.net/course/pofull.html [course] |
Function in PHP and Python and subs in Perl can only return one "thing" - one item, one object. But all three languages allow that returned item to be ... http://www.wellho.net/mouth/1202_Ret ... thon-.html [short article] |
When you call a function, you typically want a nice clean start with no "leftovers" from the previous call. And that's what you get by default in PHP. ... http://www.wellho.net/mouth/1380_Sta ... n-PHP.html [short article] |
A function - "dress"
Function to dress a line of text
http://www.wellho.net/resources/ex.php4?item=h105/funky.php [code sample] |
"Global" is a poor choice of word! It really means "share this variable in this function with the variable of the same name at the top level" but there ... http://www.wellho.net/mouth/936_Glob ... n-PHP.html [short article] |
If you have a piece of code that you want to share between a number of PHP web pages, write it into a function! A function is a named block of code into which you can pass a number of variables (known as parameters) and from which a result can be returned.
This topic is presented on public courses
Learning to program in PHP,
PHP Programming,
Object Oriented Programming in PHP
Examples from our training material
| callback | Calling a list of functions named in an array |
| dressing.inc | example of "call by name" and defaulting parameters |
| dropahead.php | Selection from the week ahead |
| funk2.php | Example with local, global and static variables |
| funk3.php | Loading functions from an include file |
| funky.php | Defining and calling a function |
| funsan.php | Simple sanitisation and sticky field example using functions |
| hotdiary.php | PHP Diary generator |
| near.php | Ordnance Survey and Map reference point calculations |
| stademo.php | use of a static variable in PHP |
Pictures
call by name and call by value - PHP
Background information
You may
download this module as a sample of our material
Topics covered in this module
Global and static variables.
Loading functions from another file.
Defaulting parameters.
Call by value v call by name.
Example.
Object oriented PHP.
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