PHP Static analysis for

Label Recipes Issues Files Severity Frequence
Multiple Index Definition Analyze, OneFile, All, Simple 1 1 Minor 25 %
String Initialization All, CompatibilityPHP71 28 10 Minor 33 %
Abstract Or Implements All, Analyze, LintButWontExec 7 7 Major 4 %
Ambiguous Visibilities All, Analyze 13 11 Minor 70 %
Avoid Optional Properties All, Analyze 36 14 Major 83 %
Child Class Removes Typehint All, CompatibilityPHP53, CompatibilityPHP70, CompatibilityPHP71, CompatibilityPHP54, CompatibilityPHP55, CompatibilityPHP56, Typechecks 1 1 Major 1 %
Could Be Abstract Class All, Analyze, ClassReview 6 6 Minor 65 %
Class Could Be Final All, Analyze, ClassReview 41 36 Minor 95 %
Method Could Be Static All, Analyze, ClassReview 54 26 Minor 95 %
Cyclic References All, Analyze, ClassReview 1 1 Minor 0 %
No Direct Call To Magic Method Analyze, All, Level 2 7 4 Major 41 %
Don't Send $this In Constructor All, Analyze 1 1 Minor 39 %
Don't Unset Properties All, Analyze, Top10, php-cs-fixable 9 3 Major 40 %
Empty Classes Analyze, All, Simple 2 2 Minor 58 %
Hidden Nullable All, Analyze, ClassReview 4 3 Minor 0 %
Incompatible Signature Methods With Covariance All, Analyze 2 2 Critical 0 %
Locally Unused Property Dead code, All, Simple 25 7 Minor 76 %
Make Global A Property Analyze, All, Simple 33 2 Minor 33 %
Method Signature Must Be Compatible All, Analyze, LintButWontExec 3 3 Critical 50 %
No Public Access Analyze, All 21 5 Minor 60 %
Non Nullable Getters All, Analyze, ClassReview 46 17 Minor 0 %
Forgotten Visibility Analyze, ClearPHP, All, Simple, Level 1 167 6 Minor 42 %
Non Static Methods Called In A Static Analyze, CompatibilityPHP56, All, Simple, CompatibilityPHP53, CompatibilityPHP54, CompatibilityPHP55 30 10 Minor 20 %
Old Style Constructor Analyze, OneFile, Appinfo, ClearPHP, All, Simple 3 2 Minor 14 %
Var Keyword Analyze, OneFile, ClearPHP, All, Simple, Level 1 29 3 Minor 22 %
Parent First All, Analyze, Suggestions 1 1 Minor 55 %
Property Could Be Local All, Analyze, ClassReview 8 5 Minor 71 %
Never Used Properties Analyze, All, Simple 22 6 Minor 72 %
Property Used In One Method Only All, Analyze 30 21 Minor 84 %
Redefined Default Analyze, All, Simple 6 4 Major 26 %
Could Use self Analyze, All, Simple, Suggestions, Level 3, ClassReview 12 2 Minor 57 %
Should Use Local Class Analyze, ClearPHP, All, Simple 53 25 Minor 94 %
Wrong Access Style to Property All, Analyze, Level 2, ClassReview 46 11 Critical 3 %
Undefined Classes Analyze, All 5 4 Major 91 %
Undefined Parent Analyze, All, Simple 2 1 Minor 63 %
Undefined Properties Analyze, ClearPHP, All, Simple 168 22 Major 58 %
Unresolved Classes Analyze, All 2 2 Major 86 %
Unresolved Instanceof Analyze, Dead code, ClearPHP, All, Simple, Top10 2 1 Major 48 %
Unused Classes Dead code, All, Simple, Analyze 1 1 Major 72 %
Unused Class Constant All, Analyze, ClassReview 3 1 Minor 0 %
Unused Methods Dead code, All, Simple 127 33 Minor 95 %
Unused Private Methods Dead code, OneFile, All, Simple 2 2 Minor 45 %
Unused Private Properties Dead code, OneFile, All, Simple 3 3 Minor 37 %
Unused Protected Methods Dead code, All 20 12 Major 72 %
Use Class Operator All, Analyze, Performances, Simple 48 8 Minor 74 %
Use Instanceof Analyze, All, Simple 30 3 Major 63 %
Used Once Property All, Analyze 12 8 Minor 72 %
Weak Typing All, Analyze 3 2 Minor 41 %
Use const Analyze, Coding Conventions, All, Top10 36 3 Minor 57 %
Constants With Strange Names Analyze, All, Simple 33 3 Minor 1 %
Constants Created Outside Its Namespace Analyze, All 1 1 Minor 0 %
Invalid Constant Name Analyze, All, Simple 33 3 Major 1 %
Multiple Constant Definition Analyze, All, Simple 26 3 Minor 32 %
Undefined Constants Analyze, All, Simple, CompatibilityPHP72 4 2 Minor 54 %
Unused Constants Dead code, All, Simple 5 2 Minor 36 %
Forgotten Thrown All, Analyze 1 1 Major 30 %
Throw Functioncall Analyze, All, Simple, Level 1 1 1 Major 3 %
Uncaught Exceptions Analyze, All 82 25 Minor 81 %
Missing Include All, Analyze 26 20 Critical 61 %
Aliases Usage Analyze, ClearPHP, OneFile, All, Simple, Level 1 16 5 Minor 42 %
Use Named Boolean In Argument Definition All, Analyze 26 8 Minor 84 %
Callback Needs Return All, Analyze 8 7 Major 51 %
Could Make A Function All, Analyze, Suggestions 41 9 Minor 75 %
Empty Function Analyze, All, Simple 5 5 Minor 71 %
Hardcoded Passwords Analyze, OneFile, Security, All, Simple, Level 3 3 2 Major 61 %
Mismatched Default Arguments All, Analyze, Typechecks 16 9 Minor 33 %
Mismatched Typehint All, Analyze, Typechecks 24 8 Major 5 %
Never Used Parameter All, Analyze, Suggestions 68 21 Minor 47 %
No Boolean As Default All, Analyze 26 8 Minor 84 %
Only Variable For Reference All, Analyze, LintButWontExec 29 2 Critical 24 %
Only Variable Passed By Reference All, Analyze 29 2 Critical 40 %
Relay Function Analyze, All 22 3 Major 83 %
Should Use Constants Analyze, All, Simple 1 1 Minor 24 %
Too Many Local Variables All, Analyze 4 3 Minor 65 %
Typehinted References All, Analyze 2 1 Minor 12 %
Undefined Functions Analyze, All 3 2 Major 71 %
Unused Arguments Analyze, All, Simple 10 8 Major 89 %
Unused Functions Dead code, All, Simple 2 1 Minor 53 %
Use Constant As Arguments Analyze, All, Simple 1 1 Major 25 %
Useless Return Analyze, OneFile, All, Simple, Level 4 1 1 Minor 29 %
Uses Default Values Analyze, All, Simple 511 45 Minor 97 %
Methods Without Return All, Analyze 88 33 Minor 0 %
Undefined Interfaces Analyze, All 2 1 Major 67 %
Fully Qualified Constants Analyze, All 1 1 Minor 0 %
No array_merge() In Loops Analyze, Performances, ClearPHP, All, Simple, Level 2, Top10 2 2 Major 55 %
Logical To in_array All, Analyze, Level 2 5 3 Minor 66 %
Memoize MagicCall All, Analyze, ClassReview 1 1 Minor 0 %
Pre-increment Analyze, Performances, All, Simple, Level 4 13 7 Minor 74 %
array_key_exists() Works On Arrays All, CompatibilityPHP74, Analyze 10 6 Minor 0 %
Avoid mb_dectect_encoding() All, Analyze 1 1 Minor 0 %
Use random_int() Analyze, Security, All, CompatibilityPHP71, Simple, Level 2 3 3 Major 59 %
Deprecated Functions Analyze, All 3 2 Major 22 %
Detect Current Class All, Suggestions, CompatibilityPHP74 170 24 None 47 %
Incompilable Files Analyze, Appinfo, ClearPHP, All, Simple 1 1 Critical 0 %
Use === null Analyze, OneFile, All, RadwellCodes, Simple, php-cs-fixable 52 24 Minor 52 %
Logical Should Use Symbolic Operators Analyze, OneFile, ClearPHP, All, Simple, Suggestions, Level 2, Top10, php-cs-fixable 1 1 Minor 42 %
Possible Missing Subpattern All, Analyze, Top10 3 2 Minor 40 %
No Class In Global All, Analyze 61 50 Minor 78 %
PHP 7.0 Removed Functions CompatibilityPHP70, CompatibilityPHP71, All 2 1 Major 0 %
PHP 7.2 Deprecations All, CompatibilityPHP72 3 2 Major 1 %
PHP 7.2 Removed Functions All, CompatibilityPHP72 1 1 Major 1 %
PHP 7.4 Removed Functions All, CompatibilityPHP74 1 1 Critical 0 %
PHP 8.0 Removed Functions All, CompatibilityPHP80 1 1 Major 0 %
PHP Keywords As Names Analyze, All, Simple 107 11 Major 89 %
Scalar Are Not Arrays All, Analyze, CompatibilityPHP74 1 1 Minor 0 %
Should Use Coalesce Analyze, All, Simple, Suggestions, Level 3 7 3 Major 71 %
Too Many Native Calls All, Analyze 1 1 Minor 47 %
Use Nullable Type All, Appinfo, CompatibilityPHP53, CompatibilityPHP70, CompatibilityPHP54, CompatibilityPHP55, CompatibilityPHP56 50 20 Major 21 %
Use PHP Object API Analyze, ClearPHP, All, Simple 2 1 Minor 23 %
Always Anchor Regex All, Security 4 2 Major 65 %
Avoid Those Hash Functions Security, All 12 6 Major 60 %
Direct Injection Security, All 2 2 Major 41 %
Don't Echo Error All, Analyze, Security, Simple, Level 1 9 5 Critical 32 %
Dynamic Library Loading All, Security 1 1 Major 3 %
Encoded Simple Letters All, Security 1 1 Minor 40 %
No Net For Xml Load All, Security 2 2 Major 49 %
Avoid sleep()/usleep() Security, All 1 1 Minor 39 %
Should Use Prepared Statement Analyze, Security, All, Simple 1 1 Major 22 %
Unserialize Second Arg Security, All 6 4 Critical 49 %
Constant Comparison All, Analyze 7 7 Minor 0 %
Assign And Compare All, Analyze 1 1 Minor 17 %
Bail Out Early All, Analyze, OneFile, Simple, Level 4 26 14 Minor 92 %
Strict Comparison With Booleans Analyze, All, Simple, Suggestions, Level 2 35 16 Minor 76 %
Buried Assignation Analyze, All 42 12 Minor 82 %
Cast To Boolean Analyze, OneFile, All, Simple, Level 1 2 2 Minor 55 %
Catch Overwrite Variable Analyze, ClearPHP, All, Simple 4 4 Minor 23 %
Check All Types All, Analyze 30 15 Major 68 %
Check JSON All, Analyze 3 3 Major 64 %
Common Alternatives Analyze, All, Simple 10 9 Major 61 %
Could Be Else All, Analyze 1 1 Minor 48 %
Could Use __DIR__ Analyze, All, Simple, Suggestions, Level 3, php-cs-fixable 1 1 Major 56 %
Could Use Short Assignation Analyze, OneFile, Performances, All, Simple 2 2 Minor 60 %
Could Use str_repeat() All, Analyze, Level 1, Top10 6 4 Minor 12 %
Dont Change The Blind Var All, Analyze 23 15 Minor 72 %
Dont Mix ++ All, Analyze 22 5 Minor 43 %
Drop Else After Return All, Analyze, OneFile, Simple, Suggestions, Level 4 10 7 Minor 70 %
Echo With Concat Performances, Analyze, All, Simple, Suggestions 3 2 Minor 58 %
Else If Versus Elseif Analyze, All, Simple, php-cs-fixable, Rector 14 8 Minor 65 %
Empty Blocks Analyze, All, Simple 1 1 Minor 57 %
Empty Try Catch Analyze, All, Level 3 8 6 Minor 47 %
Eval() Usage Analyze, Appinfo, Performances, OneFile, ClearPHP, All, Simple, Security 1 1 Major 37 %
eval() Without Try Analyze, All, Simple, Level 3, Security 1 1 Critical 34 %
Exit() Usage Analyze, Appinfo, OneFile, ClearPHP, All 5 5 Major 60 %
Switch Fallthrough All, Inventory, Security, Stats 1 1 Minor 37 %
Global Usage Analyze, Appinfo, ClearPHP, All 44 2 Minor 52 %
Htmlentities Calls Analyze, All, Simple 12 3 Major 39 %
Identical Consecutive Expression All, Analyze 1 1 Minor 58 %
If With Same Conditions Analyze, All, Simple 1 1 Major 44 %
Iffectations Analyze, All 54 11 Minor 80 %
Implied If Analyze, ClearPHP, All, Simple 1 1 Major 29 %
Inconsistent Elseif All, Analyze 9 5 Major 73 %
Indices Are Int Or String Analyze, OneFile, All, Simple 20 2 Major 18 %
Infinite Recursion All, Analyze 1 1 Major 0 %
Invalid Regex All, Analyze 2 1 Major 18 %
list() May Omit Variables Analyze, All, Simple, Suggestions, Level 3 1 1 Minor 37 %
Max Level Of Nesting All, Analyze 25 17 Minor 0 %
Merge If Then All, Analyze 27 15 Minor 0 %
Mismatched Ternary Alternatives All, Analyze, Suggestions, Level 4 3 3 Major 62 %
Missing Cases In Switch All, Analyze 2 1 Minor 2 %
Missing New ? All, Analyze 40 21 Critical 5 %
Mixed Concat And Interpolation All, Coding Conventions, Analyze 2 1 Minor 43 %
Modernize Empty With Expression All, Analyze, OneFile, Simple 5 4 Minor 56 %
Multiples Identical Case Analyze, OneFile, ClearPHP, All, Simple, Level 1 5 2 Minor 10 %
Multiple Type Variable All, Analyze, Level 4 1 1 Minor 43 %
Nested Ifthen Analyze, All, RadwellCodes 114 30 Major 87 %
Nested Ternary Analyze, ClearPHP, All, Simple, Level 1 2 1 Major 20 %
No Hardcoded Path Analyze, ClearPHP, All, Simple 4 3 Major 33 %
No Need For Else All, Analyze 21 11 Minor 74 %
No Parenthesis For Language Construct Analyze, ClearPHP, All, RadwellCodes, Simple, Suggestions, Level 2 16 13 Minor 61 %
Avoid Substr() One Analyze, Performances, All, CompatibilityPHP71, Simple, Level 2, Suggestions, Top10 10 6 Minor 57 %
Variable Is Not A Condition All, Analyze 68 19 Minor 57 %
@ Operator Appinfo, ClearPHP, All, Analyze, Performances 32 7 Minor 66 %
include_once() Usage Analyze, Appinfo, All 30 22 Minor 73 %
Several Instructions On The Same Line Analyze, All 14 3 Major 57 %
Phpinfo OneFile, All, Simple, Security 1 1 Major 14 %
Print And Die Analyze, All, Simple 1 1 Minor 29 %
Printf Number Of Arguments All, Analyze 1 1 Minor 42 %
Return True False Analyze, All, Simple, Level 1 2 2 Major 53 %
Same Conditions In Condition Analyze, All, Simple 4 4 Critical 49 %
Should Chain Exception Analyze, All, Simple 1 1 Minor 36 %
Should Make Ternary All, Analyze, OneFile, Simple 39 15 Minor 85 %
Preprocessable Analyze, All, Rector 581 42 Minor 86 %
Should Use Explode Args All, Analyze 1 1 Minor 0 %
Static Loop Analyze, All, Simple, Level 4 6 5 Minor 65 %
Switch To Switch Analyze, All, RadwellCodes, Simple 1 1 Minor 79 %
Switch Without Default Analyze, ClearPHP, All, Simple 17 10 Major 68 %
Timestamp Difference Analyze, All, Simple, Level 3 3 1 Major 50 %
Unchecked Resources Analyze, ClearPHP, All, Simple, Level 2 4 3 Major 49 %
Unconditional Break In Loop All, Analyze, Level 3 1 1 Major 46 %
Unreachable Code Dead code, OneFile, ClearPHP, All, Simple, Suggestions, Level 3 1 1 Major 44 %
Unused Global Analyze, All, Simple 2 1 Minor 18 %
Use Constant PHP recommendations, All, Analyze, php-cs-fixable 1 1 Minor 0 %
Use Positive Condition All, Analyze, OneFile, Simple 23 8 Minor 81 %
Useless Check All, Analyze, OneFile, Simple, Level 1 6 5 Minor 48 %
Useless Parenthesis Analyze, All, Simple 24 12 Minor 81 %
While(List() = Each()) Analyze, Performances, OneFile, All, Simple, Suggestions, Level 2 1 1 Minor 15 %
Dependant Trait Analyze, All, Level 3 6 6 Minor 26 %
One Variable String Analyze, All, RadwellCodes, Simple 1 1 Minor 29 %
Should Typecast Analyze, OneFile, All, Simple 4 4 Minor 47 %
String May Hold A Variable Analyze, All, Simple 3 3 Minor 58 %
Assigned Twice All, Analyze 45 5 Minor 78 %
Overwritten Literals Analyze, All 62 5 Major 78 %
Strange Name For Variables All, Analyze 3 3 Minor 28 %
Undefined Constant Name All, Analyze 167 22 Minor 0 %
Undefined Variable All, Analyze 9 3 Minor 77 %
Used Once Variables Analyze, OneFile, All, Simple, Top10 3 3 Minor 87 %
Used Once Variables (In Scope) Analyze, ClearPHP, OneFile, All, Simple, Level 4 34 19 Minor 95 %
Written Only Variables Analyze, OneFile, All, Simple 46 15 Minor 78 %