PHP Reviewer for my bebe

Integrative Programming

The process of combining different systems or technologies to work together as one application

PHP (Hypertext Preprocessor)

A server-side scripting language used to create dynamic web pages

Frontend

The part of a website users see and interact with

Backend

The server-side logic that processes data and handles requests

Business Analyst (BA)

A professional who translates business needs into technical requirements

Quality Assurance (QA)

The process of testing software to ensure quality and functionality

echo

A PHP statement used to output text or variables to the browser

print

A PHP statement similar to echo but returns a value

Variables

Containers for storing data that start with a $

Data Types

String Integer Float Boolean Array Object and NULL

Comments

Notes in code using // # or /* */

Arithmetic Operators

Operators used for math operations like + - * / %

Assignment Operator (=)

Used to assign values to variables

Comparison Operators

Operators used to compare values like == === != < >

Logical Operators

Operators used to combine conditions like && || !

Increment/Decrement Operators

Operators that increase or decrease a value like ++ --

Control Structures

Statements that control the flow of a program

if Statement

Executes code if a condition is true

else Statement

Executes code if a condition is false

elseif Statement

Checks multiple conditions

switch Statement

Selects one of many code blocks based on a value

for Loop

Repeats code a specific number of times

while Loop

Repeats code while a condition is true

do while Loop

Executes code once then repeats while condition is true

foreach Loop

Loops through elements of an array

Function

A reusable block of code that performs a task

User-defined Function

A function created by the programmer

Built-in Functions

Predefined PHP functions like strlen() and count()

Array

A structure that stores multiple values in one variable

Indexed Array

An array with numeric indexes

Associative Array

An array with named keys

Multidimensional Array

An array that contains other arrays

$_GET

Collects data sent via URL

$_POST

Collects data sent securely via forms

$_REQUEST

Collects data from both GET and POST

Form Validation

Ensures user input is correct and safe

Session

Stores user data across multiple pages

Cookie

Stores small data on the user's browser

Database

A structured collection of data

MySQL

A database system commonly used with PHP

CRUD Operations

Create Read Update Delete operations in a database

SQL Injection

A vulnerability where malicious SQL is inserted

Client Server Model

A system where client requests and server responds

HTTP Request

A message sent from client to server

HTTP Response

A reply sent from server to client

Dynamic Website

A website that changes based on user input or data

Static Website

A website with fixed content