PHP Fun Breakthrough Class

History of PHP (optional)

Introduction to PHP

Variables in PHP

echo

Comments in PHP

Introduction to PHP data types

PHP data type Boolean

PHP data type integer

PHP data type string

PHP data type floating point

PHP data type NULL

PHP data type array

PHP data type resources

Chapter summary exercise

constant

mutable variable

global variables

variable reference

Arithmetic operations

Assignment operation

self-increasing, self-decreasing

comparison operation

logic operation

if conditional structure process

if..else..statement

if..elseif..else..statement

switch statement

while statement

do...while loop statement

for loop

exit、break、continue、return

Function basic syntax

Introduction to custom functions

Custom function callback function

Anonymous function of custom function

Internal functions of custom functions

Variable scope of custom function

Reference to parameters of custom function

Recursive function of custom function

Static variables of custom functions

System function

Array definition

Operate array

for loop iterates through index array

foreach traverses associative array

The list and each functions traverse the array

File system introduction

fopen, fread, fclose operations read files

fwrite cooperates with fopen for writing operations

File upload introduction

File upload configuration

File upload steps

Notes on file upload forms

Training in this section

basic grammar

type of data

constants and variables

Operation

process control

function

Arrays and data structures

Operation files