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Enter the world of PHP from scratch

Introduction >
ChapterCourseware
Chapter1PHP basics

PHP overview

17 minutes07 seconds

Five basic concepts

28 minutes38 seconds

Advantages of PHP

03 minutes09 seconds

web introduction

05 minutes08 seconds

phpstudy installation access server

13 minutes46 seconds

Commonly used commands

09 minutes08 seconds

Internet communication principles

16 minutes04 seconds

DNS resolution

07 minutes03 seconds

virtical list

15 minutes30 seconds

virtual directory 2

03 minutes12 seconds

Review of changing virtual directories

13 minutes39 seconds

Permissions exercise

05 minutes34 seconds

Change default home page

05 minutes03 seconds

Change port occupancy

11 minutes27 seconds

php delimiter

10 minutes14 seconds

Virtual host configuration

16 minutes16 seconds

The difference between sites, virtual directories and virtual hosts

04 minutes12 seconds

PHP is a compiled language

13 minutes12 seconds

output statement

06 minutes27 seconds

variable, mutable variable

13 minutes30 seconds

variable passing

13 minutes15 seconds

Destroy variables

05 minutes16 seconds

review

Define constants

Predefined constants, magic constants

Data type - integer

23 minutes03 seconds

Data type - floating point number

Data type - boolean, string

Data type - array

14 minutes03 seconds

Data type - array subscript

20 minutes45 seconds

Data types - special types

04 minutes00 seconds

Data type - type conversion

15 minutes25 seconds

arithmetic operators

12 minutes11 seconds

comparison operators, logical operators

10 minutes20 seconds

Assignment, string concatenation, error suppression, ternary operator, null merging

16 minutes47 seconds

Grammar of Judgment, Judgment of Leap Year

25 minutes54 seconds

Judging results.mp4

08 minutes15 seconds

change color

11 minutes45 seconds

review

Homework from the previous lecture

loop_for

21 minutes26 seconds

Loop_while, do-while

05 minutes28 seconds

Example of adding from 1 to 100

12 minutes41 seconds

multi-statement expression

06 minutes17 seconds

Example question double cycle

13 minutes34 seconds

foreach loop

05 minutes37 seconds

Jump statement

14 minutes36 seconds

alternative syntax

21 minutes14 seconds

function definition

05 minutes29 seconds

variadic function

15 minutes04 seconds

anonymous function

01 minutes16 seconds

Parameter passing

13 minutes37 seconds

Parameter default value

11 minutes01 seconds

The number of parameters does not match

05 minutes25 seconds

Parameter number constraints

10 minutes39 seconds

Parameter type constraints

return

20 minutes05 seconds

review

Assignment 1

Assignment 2

variable scope

24 minutes21 seconds

Constants have no concept of scope

02 minutes30 seconds

static variable

10 minutes15 seconds

use in anonymous function

08 minutes03 seconds

recursion

How to include files

21 minutes53 seconds

Contains the path to the file

14 minutes43 seconds

Error handling

21 minutes06 seconds

Custom error handling

20 minutes17 seconds

Folder operations

28 minutes03 seconds

review

Write string to file

12 minutes31 seconds

file_get_contents、fopen

15 minutes02 seconds

Open a file for reading and appending

06 minutes43 seconds

Whether the file exists, whether the file exists, delete the file, binary reading

23 minutes13 seconds

Introduction to get and post

18 minutes50 seconds

Server accepts data

15 minutes40 seconds

$_REQUEST

Parameter passing

File domain, enctype attribute

$_FILES

File Upload

19 minutes43 seconds

Optimize file names

Verify format

File upload_verification

File upload_upload

02 minutes46 seconds

File upload_upload 2

18 minutes38 seconds

review

08 minutes51 seconds
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