1.2.826. No Parenthesis For Language Construct¶

Some PHP language constructs, such are include, require, include_once, require_once, print, echo don’t need parenthesis. They accept parenthesis, but it is may lead to strange situations.

It it better to avoid using parenthesis with echo, print, return, throw, yield, yield from, include, require, include_once, require_once.

<?php

// This is an attempt to load 'foo.inc', or kill the script
include('foo.inc') or die();
// in fact, this is read by PHP as : include 1
// include  'foo.inc' or die();

?>

See also ON PHP LANGUAGE CONSTRUCTS AND PARENTHESES and include.

1.2.826.1. Connex PHP features¶

parenthesis

language-construct

return

include

1.2.826.1.1. Suggestions¶

Remove parenthesis

1.2.826.1.2. Specs¶

Short name	Structures/NoParenthesisForLanguageConstruct
Rulesets	All, Analyze, CE, CI-checks, Changed Behavior, Suggestions
Exakat since	0.8.4
PHP Version	All
Severity	Minor
Time To Fix	Quick (30 mins)
Precision	Very high
ClearPHP	no-parenthesis-for-language-construct
Examples	Phpdocumentor, phpMyAdmin
Available in	Entreprise Edition, Community Edition, Exakat Cloud