From 15783051bffea2f09f0788bfca1bfcbfd6bb13b2 Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Thu, 8 Oct 2020 20:19:38 +0200
Subject: [PATCH] add preferred function

---
 standards/php.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/standards/php.md b/standards/php.md
index 840b569..9427b9d 100644
--- a/standards/php.md
+++ b/standards/php.md
@@ -73,6 +73,12 @@ Class constants MUST have a access modifier
 public CONST_NAME = ...;
 ```
 
+## Preferred Functions
+
+### file_exists
+
+Instead of using `\file_exists()` the functions `\is_dir()` or `\is_file()` should be used.
+
 ## Deprecated functions and variables
 
 The following functions and (super-) global variables MUST NOT be used.