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90.62% of the project's source code conforms to the same coding conventions

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B+consistency

Analysis of Coding Conventions for PHP Parser

PHP_CodeSniffer, using a custom coding standard and report, was used to record various coding conventions across 197 PHP projects.

Conventions

Analysis of Coding Conventions for PHP Parser

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Project
Consistency

Function has doc comment

Does each function have a docblock comment to describe its purpose?

Current
Key Method Use
no - Most popular method no 54.92%
yes yes 45.08%

Based on 965 functions

Historical
  • 01 Jul 2015: there was a 9.84% swing from yes to no
  • 01 Feb 2017: there was a 3.08% swing from no to yes
  • 01 Mar 2017: there was a 31.6% swing from no to yes
  • 01 Dec 2017: there was a 8.58% swing from yes to no

Space after operator

How many spaces follow comparison, arithmetic and assignment operators?

This project is using the popular method for this convention

Current
Key Method Use
0 0 41.75%
1 - Most popular method 1 58%
2 2 0.15%
3 3 0.11%

Based on 9,280 operators

Historical
  • 01 May 2015: there was a 4.66% swing towards 0
    • there was a 4.62% swing away from 1
  • 01 Jul 2015: there was a 6.65% swing towards 0
    • there was a 6.59% swing away from 1
  • 01 Mar 2017: there was a 5.77% swing from 0 to 1

Space before operator

How many spaces precede comparison, arithmetic and assignment operators?

Current
Key Method Use
0 - Most popular method 0 72.56%
1 1 26.88%
Other other 0.56%

Based on 5,342 operators

Historical
  • 01 May 2015: there was a 3.06% swing away from 0
    • there was a 3.63% swing towards 1
  • 01 Jul 2015: there was a 6.29% swing towards 0
    • there was a 5.87% swing away from 1

PascalCase class name

Are class names defined using PascalCase?

This project is using the popular method for this convention

Current
Key Method Use
no no 26.98%
yes - Most popular method yes 73.02%

Based on 215 classes

Historical

Short array syntax used

Are arrays defined using the PHP 5.4+ short array syntax?

This project is using the popular method for this convention

Current
Key Method Use
no no 21.53%
yes - Most popular method yes 78.47%

Based on 655 array definitions

Historical
  • 01 Jul 2015: there was a 3.42% swing from no to yes
  • 01 Feb 2017: there was a 7.24% swing from no to yes
  • 01 Sep 2017: there was a 81.24% swing from no to yes
  • 01 Oct 2017: there was a 22.35% swing from yes to no

CamelCase method name

Are class method names defined using CamelCase?

This project is using the popular method for this convention

Current
Key Method Use
no no 17.49%
yes - Most popular method yes 82.51%

Based on 835 methods

Historical
  • 01 Jul 2015: there was a 5.9% swing from no to yes
  • 01 Mar 2017: there was a 16.86% swing from yes to no
  • 01 Dec 2017: there was a 4.24% swing from no to yes

Spacing before string concat

How many spaces precede the string concatenation operator?

This project is using the popular method for this convention

Current
Key Method Use
1 - Most popular method 1 82.6%
newline newline 17.4%

Based on 454 concat operators

Historical

Adjacent assignments aligned

For a block of assignments, are the assignment operators (equals, plus-equals etc.) aligned?

This project is using the popular method for this convention

Current
Key Method Use
no - Most popular method no 87.86%
yes yes 12.14%

Based on 173 assignment blocks

Historical
  • 01 Apr 2015: there was a 15.32% swing from yes to no
  • 01 Nov 2016: there was a 3.55% swing from yes to no

Inline comment style

What comment style is used for non docblock comments?

This project is using the popular method for this convention

Current
Key Method Use
/* ... */ /* ... */ 11.6%
// ... - Most popular method // ... 88.4%

Based on 319 inline comments

Historical
  • 01 Feb 2017: there was a 3.42% swing from /* ... */ to // ...

Class has doc comment

Does each class have a docblock comment to describe its purpose?

Current
Key Method Use
no - Most popular method no 89.3%
yes yes 10.7%

Based on 215 classes

Historical
  • 01 Apr 2015: there was a 47.91% swing from yes to no
  • 01 Feb 2017: there was a 3.71% swing from no to yes

Array end comma

Does the last item end with a comma in a multi-line array definition?

Current
Key Method Use
no - Most popular method no 90%
yes yes 10%

Based on 30 array definitions

Historical
  • 01 Apr 2015: there was a 5.56% swing from no to yes
  • 01 Nov 2016: there was a 3.03% swing from yes to no
  • 01 Feb 2017: there was a 8.82% swing from no to yes

Line length

Including whitespace and comments, how many characters are in non-empty code lines?

This project is using the popular method for this convention

Current
Key Method Use
80 or less - Most popular method 80 or less 92.08%
81-120 81-120 4.22%
121-150 121-150 0.65%
151 or more 151 or more 3.04%

Based on 16,735 lines

Historical

Multiple statements on same line

Are multiple statements defined on the same line of code?

This project is using the popular method for this convention

Current
Key Method Use
no - Most popular method no 96.13%
yes yes 3.87%

Based on 4,886 statements

Historical

Control structure defined inline

Are control structures defined inline (without braces)?

This project is using the popular method for this convention

Current
Key Method Use
no - Most popular method no 98.34%
yes yes 1.66%

Based on 724 control structures

Historical

Spacing after string concat

How many spaces follow the string concatenation operator?

This project is using the popular method for this convention

Current
Key Method Use
1 - Most popular method 1 98.68%
3 3 0.22%
newline newline 1.1%

Based on 454 concat operators

Historical

Number of newlines at EOF

How many newline characters appear at the end of the file?

This project is using the popular method for this convention

Current
Key Method Use
0 0 0%
1 - Most popular method 1 100%

Based on 215 files

Historical
  • 01 Feb 2015: there was a 4.1% swing from 0 to 1
  • 01 Apr 2015: there was a 51.39% swing from 0 to 1
  • 01 Feb 2018: there was a 35.81% swing towards 1
    • there was a 35.35% swing away from 0

Class defined in namespace

Is each class defined in a namespace of at least 1 level?

This project is using the popular method for this convention

Current
Key Method Use
yes - Most popular method yes 100%

Based on 215 classes

Historical

Use of ELSE IF or ELSEIF

Are elseif statements defined using elseif or else if?

This project is using the popular method for this convention

Current
Key Method Use
else if else if 0%
elseif - Most popular method elseif 100%

Based on 74 elseif statements

Historical
  • 01 Apr 2015: there was a 4.86% swing from elseif to else if
  • 01 Jun 2015: there was a 3.04% swing from else if to elseif
  • 01 Sep 2016: there was a 3.02% swing from elseif to else if
  • 01 Nov 2016: there was a 9.82% swing from else if to elseif
  • 01 Feb 2018: there was a 17.57% swing from else if to elseif

Declarations and side effects mixed

Do files both declare symbols (classes, functions, constants, etc.) and cause side-effects (e.g. generate output, change .ini settings, etc.)?

This project is using the popular method for this convention

Current
Key Method Use
no - Most popular method no 100%

Based on 215 files

Historical

Blank lines at start of control structure

How many blank lines precede the body of a control structure?

This project is using the popular method for this convention

Current
Key Method Use
0 - Most popular method 0 100%

Based on 723 control structures

Historical

Spacing after cast statement

How many spaces are there between a cast statement and the variable?

Current
Key Method Use
0 0 0%
1 - Most popular method 1 100%

Based on 22 cast statements

Historical
  • 01 Mar 2017: there was a 3.85% swing from 1 to 0
  • 01 Feb 2018: there was a 4% swing from 0 to 1

Constant name case

What case are user-defined constants defined in?

This project is using the popular method for this convention

Current
Key Method Use
upper - Most popular method upper 100%

Based on 187 constants

Historical

Function opening brace placement

Is the opening brace of a function on the same line as the function keyword or the next line?

Current
Key Method Use
same line - Most popular method same line 100%

Based on 930 functions

Historical

PHP keyword case

What case are PHP keywords (function, echo, foreach etc.) written in?

This project is using the popular method for this convention

Current
Key Method Use
lower - Most popular method lower 100%

Based on 8,089 keywords

Historical

Class opening brace placement

Is the opening brace of a class on the same line as the class keyword or the next line?

This project is using the popular method for this convention

Current
Key Method Use
new line - Most popular method new line 100%
same line same line 0%

Based on 215 classes

Historical
  • 01 Feb 2018: there was a 8.41% swing from same line to new line

Spaces after control structure open parenthesis

How many spaces follow the opening parenthesis of a control structure?

This project is using the popular method for this convention

Current
Key Method Use
0 - Most popular method 0 100%

Based on 639 control structures

Historical

Line indent

Are lines indented using spaces or tabs?

This project is using the popular method for this convention

Current
Key Method Use
spaces - Most popular method spaces 100%

Based on 15,078 indented lines

Historical

Spaces before control structure close parenthesis

How many spaces precede the closing parenthesis of a control structure?

This project is using the popular method for this convention

Current
Key Method Use
0 - Most popular method 0 100%

Based on 639 control structures

Historical

PHP closing tag at EOF

Is there a PHP closing tag at the end of the file?

This project is using the popular method for this convention

Current
Key Method Use
no - Most popular method no 100%

Based on 215 files

Historical

Blank lines at end of control structure

How many blank lines follow the body of a control structure?

This project is using the popular method for this convention

Current
Key Method Use
0 - Most popular method 0 100%

Based on 722 control structures

Historical

PHP constant case

What case are PHP constants (true, false, null) written in?

This project is using the popular method for this convention

Current
Key Method Use
lower - Most popular method lower 100%

Based on 536 PHP constants

Historical

File has doc comment

Does each PHP file have a docblock comment to describe its purpose?

Current
Key Method Use
no - Most popular method no 100%

Based on 215 files

Historical

File extension for class files

For files that contain classes, what extension does the file use?

This project is using the popular method for this convention

Current
Key Method Use
.php - Most popular method .php 100%

Based on 215 class files

Historical

Private method prefixed with underscore

Are private methods prefixed with an underscore?

This project is using the popular method for this convention

Current
Key Method Use
no - Most popular method no 100%

Based on 37 private methods

Historical

PHP type case

What case are PHP types (int, bool, string) written in?

This project is using the popular method for this convention

Current
Key Method Use
lower - Most popular method lower 100%

Based on 656 PHP types

Historical

Lowercase filename

Are PHP filenames lowercase?

This project is using the popular method for this convention

Current
Key Method Use
no - Most popular method no 100%

Based on 215 files

Historical

One class per file

Is each class defined in a file by itself?

This project is using the popular method for this convention

Current
Key Method Use
yes - Most popular method yes 100%

Based on 215 classes

Historical

Closure opening brace placement

Is the opening brace of a closure on the same line as the function keyword or the next line?

This project is using the popular method for this convention

Current
Key Method Use
same line - Most popular method same line 100%

Based on 1,084 closures

Historical

PHP short open tag used

Is the PHP short open tag syntax used?

This project is using the popular method for this convention

Current
Key Method Use
no - Most popular method no 100%

Based on 215 open tags

Historical

Array keyword case

When defining an array, how is the array keyword written?

This project is using the popular method for this convention

Current
Key Method Use
lower - Most popular method lower 100%

Based on 141 array definitions

Historical

Spacing before object operator

How many spaces precede the object operator (->)?

This project is using the popular method for this convention

Current
Key Method Use
0 - Most popular method 0 100%

Based on 6,487 object operators

Historical

Spacing after object operator

How many spaces follow the object operator (->)?

This project is using the popular method for this convention

Current
Key Method Use
0 - Most popular method 0 100%

Based on 6,487 object operators

Historical

EOL char

What character is used for line breaks?

This project is using the popular method for this convention

Current
Key Method Use
\n - Most popular method \n 100%

Based on 215 files

Historical