What is the difference between thinkphp3 and 5?

The difference between thinkphp3 and 5: 1. URL access in thinkphp3 supports normal url mode, but thinkphp5 does not support it; 2. Thinkphp5 adds routing variable rules, resource routing and routing grouping, etc., but thinkphp3 does not .

The operating environment of this article: Windows 10 system, ThinkPHP version 5, Dell G3 computer.

What is the difference between thinkphp3 and 5

Entry file location

5 public index.php file under the root directory

Routing control

5.0 url access no longer supports normal url mode (get method)

Improvement:

Add routing variable rules;

Add combination variable support;

Add resource routing;

Add routing grouping

Add must-report definition support

Support MISS routing definition

Request and response:

New request object Request and corresponding object Response

Controller aspect

The controller class name does not have the Controller suffix by default

Newly created controller classes do not need to integrate any controller classes

Control output

It is no longer a direct output, but a return array Or json object

3.2 $this->display()

5.0 return $this->fetch()

Template engine

The module delimiter is changed from the original -> {}

Newly added: Template inheritance function named block {block name}

Assistant function

3.2 M D

5.0 model db

G() -> debug()

E() -> exception()

C() -> config()

I() -> input()

W() -> widget()

D() -> model()

S() -> cache()

U() -> url()

The bottom layer of the database Some methods

Newly added:

Support closure query

Support block query

Support view query

Add SQL listening event

5.0 value() column()

Model Add the following

The suffix of the model class no longer contains Model

Main improvements include:

Reconstruct the association model;

Support the aggregation model;

Abolish the view model (change to the view query method of the database);

The extension of the model adopts the Trait mechanism;

Add getters and modifiers;

Add automatic writing of timestamps;

Add type field conversion;

Array access support;

JSON serialization support;

Automatic verification and automatic completion

The underlying database driver supports mysql Sqlite PgSQL, Oracle, PDO

Simplification of constants

The 5.0 version has abandoned most of the original constant definitions and only retains the framework's road constant definitions. The remaining constants can be obtained using the APP class to obtain the Request related attribute acquisition method. Complete

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