README.md

Rules

This list contains one hundred fourteen rules, in five categories.

Possible Errors

The following rules signal possible mistakes in the code.

• no-dangling-reference

Good Practices

The following rules are common sense practices that help avoid bugs or conflicts.

• always-have-visibility
• always-typehint
• always-use-semicolon
• avoid-magic-number
• avoid-those-functions
• commented-fallthrough
• compatible-typehint
• constant-condition
• declares-or-executes
• definitions-only
• imported-collision
• leave-last-closing-out
• lowercase-keyword
• no-array_merge-in-loop
• no-assign-null-from-method
• no-bracketless-blocks
• no-catch-overwrite
• no-commented-code
• no-curly-array
• no-dead-code
• no-deep-definitions
• no-double-comparisons
• no-double-quote
• no-duplicate-case
• no-duplicate-key
• no-duplicated-code
• no-empty-blocks
• no-empty-catch
• no-executable
• no-exit
• no-extra-argument
• no-global
• no-goto
• no-hardcoded-path
• no-implied-cast
• no-implied-if
• no-incompilable
• no-isolated-block
• no-missing-argument
• no-mixed-loops
• no-multiple-instruction-per-line
• no-nested-ternary
• no-noscream
• no-obsolete-directives
• no-obsolete-extensions
• no-php4-class-syntax
• no-raw-exceptions
• no-references-on-objects
• no-reserved-keywords
• no-static-this
• no-switch-with-multiple-default
• no-switch-without-default
• no-unchecked-resources
• no-undefined-properties
• no-undefined-variables
• no-unresolved-catch
• no-unresolved-instanceof
• no-unresolved-use
• no-unthrown-exceptions
• no-unused-arguments
• no-unused-method
• no-unused-property
• no-unused-variable
• no-useless-argument-reference
• no-useless-final
• no-useless-flowcontrol
• no-useless-instruction
• no-useless-interfaces
• no-useless-math
• no-useless-return
• no-useless-unset
• no-useless-use
• not-a-method
• one-class-per-file
• properties-always-used-locally
• strict-comparisons
• use-const
• use-constant-not-function
• use-foreach
• use-object-api
• use-provided-constants
• use-self

Security

The following rules help strengthening the security of your application.

• always-prepare-statement
• know-your-variables
• no-eval
• no-hardcoded-credential
• no-sleep

PHP Manual recommendations

The following rules are extracted from the manual.

• all-unique-arguments
• argument-with-default-at-the-end
• assigning-to-array-with-list
• no-aliases
• no-buried-assignation
• no-constant-as-array-keys
• no-deprecated
• no-direct-call-to-magic-method
• no-incompatible-reference
• no-letter-logical
• no-parenthesis-for-language-construct
• no-reassign-references
• no-short-tags
• no-unnecessary-string-concatenation
• use-properties-default-values
• use-smart-autoload

Performances

The following rules will speed up the code execution.

• always-preprocess
• avoid-those-slow-functions
• no-debug-code
• no-functioncall-in-loop
• no-query-in-loop
• no-recalculate
• no-repeated-print
• no-unnecessary-conversion
• use-reference-to-alter-in-foreach
• use-short-assignations