2.3.12. CompatibilityPHP54

This ruleset centralizes all analysis for the migration from PHP 5.3 to 5.4.

Total : 95 analysis

• Non Static Methods Called In A Static

• Use Lower Case For Parent, Static And Self

• Functions Removed In PHP 5.4

• Break With Non Integer

• Calltime Pass By Reference

• Malformed Octal

• New Functions In PHP 5.5

• New Functions In PHP 5.6

• Multiple Definition Of The Same Argument

• Switch With Too Many Default

• crypt() Without Salt

• Ellipsis Usage

• Exponent Usage

• Dereferencing String And Arrays

• ::class

• Foreach With list()

• Use Const And Functions

• Constant Scalar Expressions

• __debugInfo() Usage

• Mixed Keys In Array

• Const With Array

• Hash Algorithms Incompatible With PHP 5.3

• Hash Algorithms Incompatible With PHP 5.4/5.5

• Class Const With Array

• Variable Global

• Null On New

• isset() With Constant

• Anonymous Classes

• Unicode Escape Syntax

• New Functions In PHP 7.0

• PHP 7.0 New Classes

• PHP 7.0 New Interfaces

• Parenthesis As Parameter

• PHP5 Indirect Variable Expression

• Php 7 Indirect Expression

• Unicode Escape Partial

• Define Constants With Array

• No List With String

• PHP7 Dirname

• Php7 Relaxed Keyword

• Cant Use Return Value In Write Context

• Php 7.1 New Class

• List With Keys

• List Short Syntax

• Use Nullable Type

• Multiple Exceptions Catch()

• No String With Append

• Group Use Declaration

• New Functions In PHP 7.3

• Cant Inherit Abstract Method

• Group Use Trailing Comma

• Child Class Removes Typehint

• No Substr Minus One

• Integer As Property

• No get_class() With Null

• Php 7.2 New Class

• List With Reference

• PHP 7.3 Last Empty Argument

• Flexible Heredoc

• Const Visibility Usage

• Hash Algorithms Incompatible With PHP 7.1-

• PHP 7.0 Scalar Typehints

• PHP 7.1 Scalar Typehints

• PHP 7.2 Scalar Typehints

• Continue Is For Loop

• Trailing Comma In Calls

• Direct Call To __clone()

• No Return For Generator

• No Reference For Static Property

• Typed Property Usage

• Concat And Addition

• Unpacking Inside Arrays

• Generator Cannot Return

• Coalesce Equal

• Enum Usage

• $FILES full_path

• Never Typehint Usage

• PHP 8.1 Typehints

• PHP 8.0 Typehints

• Named Parameter Usage

• Cant Overload Constants

• Constant Scalar Expression

• No Private Abstract Method In Trait

• Clone Constant

• Use Enum Case In Constant Expression

• Readonly Property Changed By Cloning

• New Dynamic Class Constant Syntax

• class_alias() Supports Internal Classes

• Redeclared Static Variable

• Static Variable Can Default To Arbitrary Expression

• Final Traits Are Final

• Typed Class Constants Usage

• Void Is Not A Reference

• PHP 8.1 New Types

• PHP 8.2 New Types

2.3.12.1. Specs

Short name	CompatibilityPHP54
Available in	Entreprise Edition, Exakat Cloud
Reports	Ambassador