Free Tutorial PHP

Table of Contents:

Embedding PHP

Variables

Operators and Control Structures

Array

Function

Session Control (Using Cookie)

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Sample of the pdf document :

Embedding PHP in HTML:

⇨ Insert PHP tag inside HTML file (with .php extension

⇨ XML Style

<?php PHP statement; ?>

⇨ Short Style (Need to be enabled)

<? PHP statement; ?>

⇨ Script Style

<SCRIPT LANGUAGE='php'> PHP statement;

</SCRIPT>

⇨ ASP Style (Need to be enabled)

<% PHP statement; %>

⇨ Dynamic Content

function('argument');

⇨ Note: argument is in string

Operators and Control Structures:

⇨ Pretty much same as in other programming

languages (C, Java, etc.)

⇨ Break statements are also same (continue,

break), except it provides exit statement to

break out of the script

⇨ Alternative control structure syntex

if( $totalqty == 0):

echo 'You did not order anything on the previous

page!<br />';

exit;

endif;

Array:

⇨ Create an array

$products = array ('Tires', 'Oil', 'Engine');

⇨ Automatically generate sequnces of

number, character

$numbers = range (1,10,2); //last parameter optional(Indicate step)

⇨ Accessing element

$products[0]

⇨ Array with different indices

$prices = array( 'Tires'=>100, 'Oil'=>10, 'Spark Plugs'=>4 );

⇨ Assign key and value to variables

list( $product, $price ) = each( $prices );.............

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