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PHP basics-environment/variables/functions, etc.

Introduction >
ChapterCourseware
Chapter1PHP environment and operating principles

Use phpStudy to create a php local development environment

15 minutes00 seconds

Common plug-ins and configurations of VSCODE editor

10 minutes27 seconds

PHP operating principle and composition of PHP program

11 minutes46 seconds

How to print output of PHP running results

14 minutes43 seconds
Chapter2Detailed explanation of php variables and constants

Naming methods and type characteristics of php variables

13 minutes10 seconds

Value passing and reference passing of PHP variables

15 minutes00 seconds

Detection and deletion of PHP variables

09 minutes54 seconds

Detailed explanation of data types of PHP variables

19 minutes05 seconds

Scope and access methods of PHP variables

17 minutes43 seconds

Static variables and application scenarios in PHP

15 minutes05 seconds

Detailed explanation of PHP variable filter (1)

17 minutes14 seconds

Detailed explanation of PHP variable filter (2)

21 minutes21 seconds

Detailed explanation of constants in PHP (1)

13 minutes46 seconds

Detailed explanation of constants in PHP (2)

14 minutes42 seconds
Chapter3Operators and flow control

PHP common operators (1)

17 minutes52 seconds

PHP common operators (2)

19 minutes51 seconds

PHP common operators (3)

16 minutes15 seconds

Process control-branch structure (1)

14 minutes02 seconds

Process control-branch structure (2)

15 minutes10 seconds

Process control-loop structure

19 minutes09 seconds
Chapter4Detailed explanation of functions in PHP

Function declaration and function type (1)

14 minutes30 seconds

Function declaration and function type (2)

14 minutes37 seconds

How to return multiple values ​​from a function (1)

15 minutes06 seconds

How to return multiple values ​​from a function (2)

13 minutes43 seconds

Explain in detail the parameters in the function (1)

17 minutes05 seconds

Describe the parameters in functions in detail (2)

15 minutes15 seconds

Explain in detail the parameters in the function (3)

19 minutes17 seconds

Describe callback functions and applications in detail

17 minutes09 seconds

Functions with namespaces

09 minutes44 seconds
Chapter5Strings and string processing functions

Commonly used definition methods of strings (1)

16 minutes02 seconds

Commonly used definition methods of strings (2)

19 minutes10 seconds

Common string operation functions (1)

22 minutes47 seconds

Common string operation functions (2)

19 minutes16 seconds

Common string operation functions (3)

15 minutes37 seconds

Common string operation functions (4)

19 minutes20 seconds

Common string operation functions (5)

15 minutes16 seconds

Common string operation functions (6)

14 minutes06 seconds

Common string operation functions (7)

19 minutes17 seconds

Common string operation functions (8)

18 minutes19 seconds
Chapter6Arrays and array processing functions

Create a local PHP execution environment from the command line

09 minutes51 seconds

Classification of PHP arrays

17 minutes01 seconds

Definition and access of PHP arrays

24 minutes02 seconds

PHP array traversal (1)

21 minutes12 seconds

PHP array traversal (2)

17 minutes02 seconds

PHP array common operation functions (1)

20 minutes16 seconds

PHP array common operation functions (2)

16 minutes26 seconds

PHP array common operation functions (3)

17 minutes13 seconds

PHP array common operation functions (4)

17 minutes33 seconds

PHP array common operation functions (5)

14 minutes29 seconds

PHP array common operation functions (6)

19 minutes26 seconds

PHP array common operation functions (7)

15 minutes58 seconds

PHP array common operation functions (8)

16 minutes26 seconds

PHP array common operation functions (9)

18 minutes11 seconds
Chapter7How to load external files

Conditional loading of file loading (1)

12 minutes41 seconds

Conditional loading of file loading (2)

14 minutes24 seconds

Forced loading of file loading (1)

12 minutes12 seconds

File loading forced loading

13 minutes27 seconds
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