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Remote Void (v2.18.1) edition

Rule function_to_constant

Replace core functions calls returning constants with the constants.

Warning

Using this rule is risky.

Risky when any of the configured functions to replace are overridden.

Configuration

functions

List of function names to fix.

Allowed values: a subset of ['get_called_class', 'get_class', 'get_class_this', 'php_sapi_name', 'phpversion', 'pi']

Default value: ['get_class', 'php_sapi_name', 'phpversion', 'pi']

Examples

Example #1

Default configuration.

--- Original
+++ New
@@ -1,12 +1,12 @@
 <?php
-echo phpversion();
-echo pi();
-echo php_sapi_name();
+echo PHP_VERSION;
+echo M_PI;
+echo PHP_SAPI;
 class Foo
 {
     public function Bar()
     {
-        echo get_class();
+        echo __CLASS__;
         echo get_called_class();
     }
 }

Example #2

With configuration: ['functions' => ['get_called_class', 'get_class_this', 'phpversion']].

--- Original
+++ New
@@ -1,5 +1,5 @@
 <?php
-echo phpversion();
+echo PHP_VERSION;
 echo pi();
 class Foo
 {
@@ -6,7 +6,7 @@
     public function Bar()
     {
         echo get_class();
-        get_class($this);
-        echo get_called_class();
+        static::class;
+        echo static::class;
     }
 }

Rule sets

The rule is part of the following rule sets:

@PhpCsFixer:risky

Using the @PhpCsFixer:risky rule set will enable the function_to_constant rule with the config below:

['functions' => ['get_called_class', 'get_class', 'get_class_this', 'php_sapi_name', 'phpversion', 'pi']]

@Symfony:risky

Using the @Symfony:risky rule set will enable the function_to_constant rule with the config below:

['functions' => ['get_called_class', 'get_class', 'get_class_this', 'php_sapi_name', 'phpversion', 'pi']]

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