Dugu Jiujian (4)_PHP video tutorial

• Chapter1 Why choose PHP Chinese website to learn PHP?
• 1-1 You won’t get pregnant after watching an advertisement_PHP Chinese website 2017 latest promotional video
• Chapter2 PHP development environment construction: integrated installation and independent installation
• 2-1 Mac system: Installation and configuration of MAMP Pro development tools
• 2-2 Windows system: Installation of WampServer tool
• 2-3 Windows environment: UPUPW integrated development tool
• 2-4 Windows environment: phpStudy integrated installation package
• 2-5 Independent installation (1): Apache service installation and testing
• 2-6 Independent installation (2): PHP and Apache integration
• 2-7 MySQL and PHP integration: enabling PHP to handle databases
• 2-8 [Exclusively developed by PHP Chinese website] Basic functions of PHP programmer toolbox
• 2-9 [Exclusively developed by PHP Chinese website] PHP Programmer Toolbox Practical Guide
• 2-10 Tips on using the front-end code artifact Emmet
• Chapter3 PHP basic syntax: you must play according to its rules
• 3-1 Introduction to PHP: Why should you learn it? What can PHP do?
• 3-2 What is the basic syntax of PHP? Tags, annotations, etc.
• Chapter4 PHP data types: the basis for all legal operations
• 4-1 Introduction to PHP data types: Quickly preview and understand the basic methods of type conversion
• 4-2 Boolean type Boolean: the simplest and most useful type
• 4-3 Integer type: seemingly simple but actually very meaningful
• 4-4 Float: Why can't it be used directly for comparison?
• 4-5 String: Flexible little fairy
• 4-6 Array (1): Quick preview of the soundtrack version
• 4-7 Array (2): Index array and associative array
• 4-8 Array (3): add/update/delete/view
• 4-9 Array (4): Introduction to array traversal and common output statements
• 4-10 Object (1): Creation and access of objects
• 4-11 Object type Object (2): Use and type conversion of stdClass standard class
• Chapter5 Variables and constants: small warehouses for storing data in programs
• 5-1 Variable creation and naming rules: Do not give random names
• 5-2 Default value of variables: Default is not the best, so initialization is required
• 5-3 Assignment of variables: The difference between passing by value and passing by reference
• 5-4 Mutable variables: Provides a new idea for creating new variables
• 5-5 The scope of a variable: it is the effective scope or visible scope
• 5-6 Predefined variables (1): $GLOBALS/$_SERVER/$_GET/$_POST
• 5-7 Predefined variables (2): $_COOKIE little dessert on the browser
• 5-8 Predefined variables (3): $_SESSION, creating a more secure session mechanism
• Chapter6 Program running process control in PHP
• 6-1 Conditional judgment structure: double branch process of if statement
• 6-2 Multi-branch structure: Detailed explanation of the usage of switch statement
• 6-3 for loop statement: It may be a universal loop, haha
• 6-4 while loop: executed only when the condition is true, or may never be executed
• 6-5 do~while loop: it must be executed once no matter what
• Chapter7 Operators and expressions in PHP
• 7-1 Operators (1): arithmetic operators, string operators, assignment operators
• 7-2 Operators (2): comparison operators and logical operators
• 7-3 Introduction to expressions: Anything with a value can be called an expression
• Chapter8 Functions and their applications in PHP
• 8-1 First experience with functions and syntax details: how to create and call functions
• 8-2 Four parameter types of functions: value parameters/reference parameters/default parameters/variable parameters
• 8-3 Variable function and callback implementation: the callback function is an elf
• 8-4 Using callbacks to call methods of objects or classes (optional content)
• 8-5 Function import and file inclusion: use of include and require
• 8-6 Implementation of anonymous functions and closures: the principles of function expressions and closures
• 8-7 Secrets of function creation and calling: I won’t tell you about it for ordinary people
• Chapter9 Arrays in PHP and their usage techniques (full version)
• 9-1 Definition and classification of arrays: Array elements are composed of keys and values
• 9-2 Array creation and access: 3 creation methods and 2 access methods
• 9-3 Using for loops to traverse arrays: indexing and associative arrays
• 9-4 Iterating through arrays using while loops: indexing and associative arrays
• 9-5 Using foreach loop to traverse: index and associative array
• 9-6 List structure: Convert elements of the default index array into variables
• 9-7 Use each() function to split the array elements into two representations: index and association for traversal
• 9-8 Use the list() structure and each() to complete the array traversal operation: must master
• 9-9 Get the values ​​of all elements in an array and return them in a default index array: array_values()
• 9-10 Get the key names of all elements and return them in the default index array: array_keys()
• 9-11 Check whether a key exists in the array: array_key_exists()
• 9-12 Check whether a value exists in the array: in_array()
• 9-13 Array statistical functions: count(), array_count_values() and array_unique()
• 9-14 Array filter array_filter(): callback function to process arrays
• 9-15 Array patroller array_walk(): uses callback function to traverse or update the array
• 9-16 Array mapper array_map(): Want to process multiple arrays at the same time? i can do it
• 9-17 Array sorting by value: sort() forward and rsort() reverse sorting functions
• 9-18 Array sorting by key name: ksort() ascending order and krsort() descending order function
• 9-19 Keep the key-value correspondence unchanged when sorting the array: asrot() and arsort() functions
• 9-20 To sort multiple arrays at the same time, the multi-dimensional array is first converted into a one-dimensional array by value: array_multisort()
• 9-21 Use arrays to implement stack operations: array_push and array_pop
• 9-22 Using arrays to implement queue operations: array_shift() and array_unshift() functions
• 9-23 Other array functions: array_rand()/array_sum()/shuffle()/range()
• Chapter10 Essential lectures on classes and objects in PHP: You must understand this time
• 10-1 A quick introduction to object-oriented programming in PHP: the relationship between classes and objects
• 10-2 How to create a class and its properties and methods: naming conventions/access controls/pseudo variables
• 10-3 6 ways to create objects: Only using [new class name] is not a real PHP programmer
• 10-4 Creation and access of class constants: pay attention to the differences and connections with static properties
• 10-5 Class automatic loading technology: __autoload() and spl_autoload_register()
• 10-6 Class constructor and destructor methods: __construct() and __destruct()
• 10-7 Object encapsulation [not just security]: private, __get, __set, __isset, __unset
• 10-8 Class inheritance and polymorphism: extends and method overriding
• 10-9 Tips for creating and accessing static members in classes: static
• 10-10 Static binding and delayed binding technology of classes: detailed explanation of self, parent, static
• 10-11 Object cloning technology: Create new objects like variable value transfer
• 10-12 What should I do if I access a non-existent method or static method? Detailed explanation of __call() and __callSatatic()
• 10-13 Serialization of objects: a method of transmitting or saving an object
• 10-14 Abstract methods and abstract classes: templates for user classes
• 10-15 Implementation of interface technology: standardizing members and types of user classes
• 10-16 Declaration and usage skills of trait characteristics: Collection of class methods to achieve code reuse
• 10-17 Namespace: Although we have the same name and the same sex, we belong to different time and space
• 10-18 Object traversal: View object properties just like traversing an array
• 10-19 PHP5.6 extension to namespace: use can import functions and constant spaces