PHP: Hypertext Preprocessor" is a widely-used Open Source general-purpose scripting language that is especially suited for Web development and can be embedded into HTML. Read more
Foss : PHP and MySQL - English
Outline: Echo Function
The echo() function outputs one or more strings.
Ex. echo "Hello World!";
Outline: Variables in PHP
Variables are used for storing values, like text strings, numbers or arrays.
When a variable is declared, it can be used over and over again in your script.
Outline: If Statement
if statement - use this statement to execute some code only if a specified condition is true.
if...else statement - use this statement to execute some code if a co..
Outline: Switch Statement
switch statement - use this statement to select one of many blocks of code to be executed
Outline: Arithmatic Operators
Outline: Comparison Operators
Outline: Logical Operators
Ex. && (AND),|| (OR),! (NOT)
An array stores multiple values in one single variable.
Numeric array - An array with a numeric index.
Associative array - An array where each ID key is associated with..
Outline: Multi-Dimensional Arrays
In a multidimensional array, each element in the main array can also be an array. And each element in the sub-array can be an array, and so on.
Outline: Loops - While Statement
The while loop executes a block of code while a condition is true.
code to be executed;
Outline: Loops - Do-While Statement
The do...while statement will always execute the block of code once, it will then check the condition, and repeat the loop while the condition is true..
Outline: Loops - For Statement
The for loop is used when you know in advance how many times the script should run.
for (init; condition; increment)
code to be ..
Outline: Loops - Foreach Statement
The foreach loop is used to loop through arrays.
foreach ($array as $value)
code to be executed;
Outline: Functions (Basic)
To keep the script from being executed when the page loads, you can put it into a function.
A function will be executed by a call to the function.
You may ca..
Outline: Functions (Advanced)
We can also pass parameters to functions during both the declaration and calling time.
function functionName($param1,$param2); //during function call.
Outline: GET Variable
The built-in $_GET function is used to collect values from a form sent with method="get".
Information sent from a form with the GET method is visible to everyone (..
Outline: POST Variable
The built-in $_POST function is used to collect values from a form sent with method="post".
Information sent from a form with the POST method is invisible to othe..
Outline: Embedding PHP
We can embed our PHP code anywhere in the webpage, by enclosing our script within the <?php...... //SCRIPT.......?>
Outline: Common Way to Display HTML
We can also use the HTML Code within the PHP Script. Almost each of the HTML Tags can be used within a PHP Script.
Outline: Common Errors (Part 1)
Learn how to spot errors and how to fix them
Common Parse errors
Parse errors due to missing comma or semicolon
Parse errors due to not ending single o..
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