Contents

• Getting started
  • Getting started with PHP
  • HTML output from web server
  • Hello World
  • Non-HTML output from web server
  • PHP built-in server
  • PHP CLI
  • Instruction Separation
  • PHP Tags
• Variables
  • Variables
  • echo and print
  • Outputting a structured view of arrays and objects
  • Accessing A Variable Dynamically By Name Variable variables
  • Data Types
  • Global variable best practices
  • Default values of uninitialized variables
  • Variable Value Truthiness and Identical Operator
  • Getting all defined variables
• Arrays
  • Arrays
  • Initializing an Array
  • Applying a function to each element of an array
  • Check if key exists
  • Validating the array type
  • Iterating multiple arrays together
  • Filtering an array
  • Removing elements from an array
  • Creating an array of variables
  • Checking if a value exists in array
  • Sorting an Array
  • Splitting a string by separators
  • Array intersection
  • Adding element to start of array
  • Merge or concatenate arrays
  • ArrayAccess and Iterator Interfaces
  • Whitelist only some array keys
  • Imploding an array into string
  • Split array into chunks
  • Exchange values with keys
  • Combining two arrays keys from one values from another
  • array reduce
  • Destructuring arrays using list
• Functional programming
  • Functional Programming
  • Closures
  • Assignment to variables
  • Objects as a function
  • Using outside variables
  • Using built-in functions as callbacks
  • Anonymous function
  • Pure functions
  • Common functional methods in PHP
  • Scope
  • Passing a callback function as a parameter
• Types
  • Types
  • Type Comparison
  • Boolean
  • Float
  • Strings
  • Callable
  • Null
  • Type Casting
  • Resources
  • Type Juggling
  • Integers
• Autoloading primer
  • Autoloading Primer
  • Autoloading as part of a framework solution
  • Inline class definition no loading required
  • Manual class loading with require
  • Autoloading replaces manual class definition loading
  • Autoloading with Composer
• Exception handling and error reporting
  • Exception Handling and Error Reporting
  • Setting error reporting and where to display them
  • Logging fatal errors
  • Exception and Error handling
• Working with dates and time
  • Working with Dates and Time
  • Getting the difference between two dates times
  • Convert a date into another format
  • Parse English date descriptions into a Date format
  • Using Predefined Constants for Date Format
• Sending email
  • Sending Email
  • Sending Email - The basics more details and a full example
  • Sending HTML Email Using mail
  • Sending Email With An Attachment Using mail
  • Sending Plain Text Email Using PHPMailer
  • Sending HTML Email Using PHPMailer
  • Sending Email With An Attachment Using PHPMailer
  • Sending Plain Text Email Using Sendgrid
  • Sending Email With An Attachment Using Sendgrid
• Sessions
  • Sessions
  • session start Options
  • Session Locking
  • Manipulating session data
  • Destroy an entire session
  • Session name
  • Safe Session Start With no Errors
• Cookies
  • Cookies
  • Modifying a Cookie
  • Setting a Cookie
  • Checking if a Cookie is Set
  • Removing a Cookie
  • Retrieving a Cookie
• Classes and objects
  • Classes and Objects
  • Method Chaining in PHP
  • Class Constants
  • Abstract Classes
  • Late static binding
  • Namespacing and Autoloading
  • Interfaces
  • Final Keyword
  • Method and Property Visibility
  • Autoloading
  • Calling a parent constructor when instantiating a child
  • Dynamic Binding
  • this self and static plus the singleton
  • Defining a Basic Class
  • Anonymous Classes
• Password hashing
  • Password Hashing Functions
  • Creating a password hash
  • Determine if an existing password hash can be upgraded to a stronger algorithm
  • Verifying a password against a hash
• Output buffering
  • Output Buffering
  • Basic usage getting content between buffers and clearing
  • Nested output buffers
  • Running output buffer before any content
  • Processing the buffer via a callback
  • Using Output buffer to store contents in a file useful for reports invoices etc
  • Stream output to client
  • Capturing the output buffer to re-use later
  • Typical usage and reasons for using ob start
• JSON
  • JSON
  • Decoding a JSON string
  • Encoding a JSON string
  • Debugging JSON errors
  • Using JsonSerializable in an Object
  • Header json and the returned response
• SOAP
  • SOAP Client
  • WSDL Mode
  • Non-WSDL Mode
  • Classmaps
  • Tracing SOAP request and response
• Reflection
  • Reflection
  • Accessing private and protected member variables
  • Feature detection of classes or objects
  • Testing privateprotected methods
• cURL
  • Using cURL in PHP
  • Basic Usage GET Requests
  • POST Requests
  • Using Cookies
  • Using multi curl to make multiple POST requests
  • Creating and sending a request with a custom method
  • Sending multi-dimensional data and multiple files with CurlFile in one request
  • Get and Set custom http headers in php
• Dependency injection
  • Dependency Injection
  • Constructor Injection
  • Setter Injection
  • Container Injection
• XML
  • XML
  • Create a XML using DomDocument
  • Read a XML document with DOMDocument
  • Create an XML file using XMLWriter
  • Read a XML document with SimpleXML
  • Leveraging XML with PHPs SimpleXML Library
• Regular expressions
  • Regular Expressions regexpPCRE
  • Global RegExp match
  • String matching with regular expressions
  • Split string into array by a regular expression
  • String replacing with regular expression
  • String replace with callback
• Traits
  • Traits
  • What is a Trait
  • Traits to facilitate horizontal code reuse
  • Conflict Resolution
  • Implementing a Singleton using Traits
  • Multiple Traits Usage
  • Changing Method Visibility
  • Traits to keep classes clean
• Namespaces
  • Namespaces
  • Declaring namespaces
  • Referencing a class or function in a namespace
  • Declaring sub-namespaces
  • What are Namespaces
• Parsing HTML
  • Parsing HTML
  • Parsing HTML from a string
  • Using XPath
  • SimpleXML
• Composer dependency manager
  • Composer Dependency Manager
  • What is Composer
  • Autoloading with Composer
  • Difference between composer install and composer update
  • Composer Available Commands
  • Benefits of Using Composer
  • Installation
• Magic methods
  • Magic Methods
  • call and callStatic
  • get set isset and unset
  • construct and destruct
  • toString
  • clone
  • invoke
  • sleep and wakeup
  • debugInfo
• Alternative syntax for control structures
  • Alternative Syntax for Control Structures
  • Alternative ifelse statement
  • Alternative for statement
  • Alternative while statement
  • Alternative foreach statement
  • Alternative switch statement
• File handling
  • File handling
  • Deleting files and directories
  • Convenience functions
  • Getting file information
  • Minimize memory usage when dealing with large files
  • Stream-based file IO
  • Moving and Copying files and directories
• Magic constants
  • Magic Constants
  • Difference between FUNCTION and METHOD
  • Difference between CLASS get class and get called class
  • File Directory Constants
• Type hinting
  • Type hinting
  • Type hinting classes and interfaces
  • Type hinting scalar types arrays and callables
  • Nullable type hints
  • Type hinting generic objects
  • Type Hinting No ReturnVoid
• Multi-threading extension
  • Multi Threading Extension
  • Getting Started
  • Using Pools and Workers
• Filters, filter functions
  • Filters Filter Functions
  • Validate Email Address
  • Validating A Value Is An Integer
  • Validating An Integer Falls In A Range
  • Validate a URL
  • Sanitize filters
  • Validating Boolean Values
  • Validating A Number Is A Float
  • Validate A MAC Address
  • Sanitze Email Addresses
  • Sanitize Integers
  • Sanitize URLs
  • Sanitize Floats
  • Validate IP Addresses
• Generators
  • Generators
  • The Yield Keyword
  • Reading a large file with a generator
  • Why use a generator
  • Using the send() function to pass values to a generator
  • Re-writing randomNumbers using a generator
• Operators
  • Operators
  • Null Coalescing Operator
  • Spaceship Operator
  • Execution Operator
  • Incrementing and Decrementing Operators --
  • Ternary Operator
  • Logical Operators AND and OR
  • String Operators . and .
  • Object and Class Operators
  • Combined Assignment etc
  • Altering operator precedence with parentheses
  • Association
  • Basic Assignment
  • Comparison Operators
  • Bitwise Operators
  • instanceof type operator
• Constants
  • Constants
  • Defining constants
  • Class Constants
  • Checking if constant is defined
  • Constant arrays
  • Using constants
• UTF-8
  • UTF-8
  • Input
  • Output
  • Data Storage and Access
• URLs
  • URLs
  • Parsing a URL
  • Build an URL-encoded query string from an array
  • Redirecting to another URL
• Object serialization
  • Object Serialization
  • Serialize Unserialize
  • The Serializable interface
• PHPDoc
  • PHPDoc
  • Adding metadata to functions
  • Describing a variable
  • Adding metadata to files
  • Inheriting metadata from parent structures
  • Describing parameters
  • Collections
• Contributing to PHP Manual
  • Contributing to the PHP Manual
  • Improve the official documentation
  • Tips for contributing to the manual
• String parsing
  • String Parsing
  • Splitting a string by separators
  • Searching a substring with strpos
  • Substring
  • Parsing string using regular expressions
  • Extractingreplacing substrings
• Loops
  • Loops
  • continue
  • break
  • foreach
  • do...while
  • for
  • while
• Control structures
  • Control Structures
  • if else
  • Alternative syntax for control structures
  • do-while
  • goto
  • declare
  • while
  • include require
  • return
  • for
  • foreach
  • if elseif else
  • if
  • switch
• Serialization
  • Serialization
  • Serialization of different types
  • Security Issues with unserialize
• Closur
  • Closure
  • Basic usage of a closure
  • Using external variables
  • Basic closure binding
  • Closure binding and scope
  • Binding a closure for one call
  • Use closures to implement observer pattern
• Reading request data
  • Reading Request Data
  • Reading raw POST data
  • Reading POST data
  • Reading GET data
  • Passing arrays by POST
  • Handling file upload errors
  • Uploading files with HTTP PUT
• Type juggling and non-strict comparison issues
  • Type juggling and Non-Strict Comparison Issues
  • What is Type Juggling
  • Reading from a file
  • Switch surprises
  • Strict typing
• Security
  • Security
  • PHP Version Leakage
  • Cross-Site Scripting XSS
  • Cross-Site Request Forgery
  • Command Line Injection
  • File Inclusion
  • Stripping Tags
  • Error Reporting
  • Uploading files
• PHP MySQLi
  • PHP MySQLi
  • Close connection
  • MySQLi connect
  • Loop through MySQLi results
  • Prepared statements in MySQLi
  • Escaping Strings
  • MySQLi query
  • Debugging SQL in MySQLi
  • How to get data from a prepared statement
  • MySQLi Insert ID
• Command Line Interface CLI
  • Command Line Interface CLI
  • Handling Program Options
  • Argument Handling
  • Input and Output Handling
  • Return Codes
  • Restrict script execution to command line
  • Behavioural differences on the command line
  • Running your script
  • Edge Cases of getopt
  • Running built-in web server
• Localization
  • Localization
  • Localizing strings with gettext
• Debugging
  • Debugging
  • Dumping variables
  • Displaying errors
  • phpinfo
  • Xdebug
  • phpversion
  • Error Reporting use them both
• Superglobal variables
  • Superglobal Variables PHP
  • Suberglobals explained
  • PHP5 SuperGlobals
• Unit testing
  • Unit Testing
  • Testing class rules
  • PHPUnit Data Providers
  • Test exceptions
• Variable scope
  • Variable Scope
  • Superglobal variables
  • Static properties and variables
  • User-defined global variables
• References
  • References
  • Assign by Reference
  • Return by Reference
  • Pass by Reference
• Compilation errors and warning
  • Compilation of Errors and Warnings
  • Notice Undefined index
  • Warning Cannot modify header information - headers already sent
  • Parse error syntax error unexpected T PAAMAYIM NEKUDOTAYIM
• Installing PHP on Windows
  • Installing a PHP environment on Windows
  • Download and Install XAMPP
  • Download Install and use WAMP
  • Install PHP and use it with IIS
• DateTime class
  • Datetime Class
  • getTimestamp
  • setDate
  • Add or Subtract Date Intervals
  • Create DateTime from custom format
  • Printing DateTimes
  • Create Immutable version of DateTime from Mutable prior PHP 5.6
• Headers manipulation
  • Headers Manipulation
  • Basic Setting of a Header
• Performance
  • Performance
  • Profiling with Xdebug
  • Memory Usage
  • Profiling with XHProf
• Common Errors
  • Common Errors
  • Call fetch assoc on boolean
  • Unexpected end
• Installing on Linux / Unix
  • Installing on LinuxUnix Environments
  • Command Line Install Using APT for PHP 7
  • Installing in Enterprise Linux distributions CentOS Scientific Linux etc
• Contributing to PHP Core
  • Contributing to the PHP Core
  • Setting up a basic development environment
• Coding conventions
  • Coding Conventions
  • PHP Tags
• Using MongoDB
  • Using MongoDB
  • Connect to MongoDB
  • Get multiple documents - find
  • Get one document - findOne
  • Insert document
  • Update a document
  • Delete a document
• Asynchronous programming
  • Asynchronous programming
  • Advantages of Generators
  • Using Icicle event loop
  • Spawning non-blocking processes with proc open
  • Using Amp event loop
  • Reading serial port with Event and DIO
  • HTTP Client Based on Event Extension
  • HTTP Client Based on Ev Extension
• Using SQLSRV
  • Using SQLSRV
  • Fetching Query Results
  • Retrieving Error Messages
  • Creating a Connection
  • Making a Simple Query
  • Invoking a Stored Procedure
  • Making a Parameterised Query
• Unicode Support
  • Unicode Support in PHP
  • Converting Unicode characters to uxxxx format using PHP
  • Converting Unicode characters to their numeric value andor HTML entities using PHP
  • Intl extention for Unicode support
• Functions
  • Functions
  • Variable-length argument lists
  • Optional Parameters
  • Passing Arguments by Reference
  • Basic Function Usage
  • Function Scope
• Create PDF files
  • Create PDF files in PHP
  • Getting Started with PDFlib
• Hot to detect client IP address
  • How to Detect Client IP Address
  • Proper use of HTTP X FORWARDED FOR
• YAML
  • YAML in PHP
  • Installing YAML extension
  • Using YAML to store application configuration
• Image processing with GD
  • Image Processing with GD
  • Image output
  • Creating an image
  • Image Cropping and Resizing
• Multiprocessing
  • Multiprocessing
  • Multiprocessing using built-in fork functions
  • Creating child process using fork
  • Inter-Process Communication
• SOAP Server
  • SOAP Server
  • Basic SOAP Server
• Machine learning
  • Machine learning
  • Classification using PHP-ML
  • Regression
  • Clustering
• Cache
  • Cache
  • Caching using memcache
  • Cache Using APC Cache
• Streams
  • Streams
  • Registering a stream wrapper
• Array iteration
  • Array iteration
  • Iterating multiple arrays together
  • Using an incremental index
  • Using internal array pointers
  • Using foreach
  • Using ArrayObject Iterator
• Cryptography
  • Cryptography
  • Symmetric Encryption and Decryption of large Files with OpenSSL
  • Symmetric Cipher
• PDO
  • PDO
  • Preventing SQL injection with Parameterized Queries
  • Basic PDO Connection and Retrieval
  • Database Transactions with PDO
  • PDO connecting to MySQLMariaDB server
  • PDO Get number of affected rows by a query
  • PDO lastInsertId
• SQLite3
  • SQLite3
  • Querying a database
  • Retrieving only one result
  • SQLite3 Quickstart Tutorial
• Sockets
  • Sockets
  • TCP client socket
  • TCP server socket
  • UDP server socket
  • Handling socket errors
• Outputting the value of a variable
  • Outputting the Value of a Variable
  • echo and print
  • Outputting a structured view of arrays and objects
  • String concatenation with echo
  • printf vs sprintf
  • Outputting large integers
  • Output a Multidimensional Array with index and value and print into the table
• String formatting
  • String formatting
  • String interpolation
  • Extractingreplacing substrings
• Compile PHP extensions
  • Compile PHP Extensions
  • Compiling on Linux
• MongoDB
  • mongo-php
  • Everything in between MongoDB and Php
• Manipulating an array
  • Manipulating an Array
  • Filtering an array
  • Removing elements from an array
  • Sorting an Array
  • Adding element to start of array
  • Whitelist only some array keys
  • Exchange values with keys
  • Merge two arrays into one array
• Executing upon an array
  • Executing Upon an Array
  • Applying a function to each element of an array
  • Split array into chunks
  • Imploding an array into string
  • array reduce
  • Destructuring arrays using list
  • Push a Value on an Array
• Processing multiple arrays together
  • Processing Multiple Arrays Together
  • Merge or concatenate arrays
  • Array intersection
  • Changing a multidimensional array to associative array
  • Combining two arrays keys from one values from another
• SPL data structures
  • SPL data structures
  • SplFixedArray
• Comments
  • Comments
  • Single Line Comments
  • Multi Line Comments
• IMAP
  • IMAP
  • Connecting to a mailbox
  • Install IMAP extension
  • List all folders in the mailbox
  • Finding messages in the mailbox
• Redis
  • Using Redis with PHP
  • Connecting to a Redis instance
  • Installing PHP Redis on Ubuntu
  • Executing Redis commands in PHP
• Imagick
  • Imagick
  • First Steps
  • Convert Image into base64 String
• SimplXML
  • SimpleXML
  • Loading XML data into simplexml
• HTTP Authentication
  • HTTP Authentication
  • Simple authenticate
• Recipies
  • Recipes
  • Create a site visit counter
• BC Math Binary Calculator
  • BC Math Binary Calculator
  • Comparison between BCMath and float arithmetic operations
  • Using bcmath to readwrite a binary long on 32-bit system
• Docker deployment
  • Docker deployment
  • Get docker image for php
  • Writing dockerfile
  • Building image
  • Starting application container
• WebSockets
  • WebSockets
  • Simple TCPIP server
• APCu
  • APCu
  • Iterating over Entries
  • Simple storage and retrieval
  • Store information
• Design patterns
  • Design Patterns
  • Method Chaining in PHP
• Secure remember me
  • Secure Remeber Me
  • Keep Me Logged In - the best approach
• PHP mysqli
  • php mysqli affected rows returns 0 when it should return a positive integer
  • PHPs stmt-affected rows intermittently returning 0 when it should return a positive integer
• PHP built-in server
  • PHP Built in server
  • Running the built in server
  • built in server with specific directory and router script
• How to break down an URL
  • How to break down an URL
  • Using parse url
  • Using explode
  • Using basename
• PSR
  • PSR
  • PSR-4 Autoloader
  • PSR-1 Basic Coding Standard
  • PSR-8 Huggable Interface
• Contributors