From d13addd88f0231945d4607f7c9719ef1d920e4e8 Mon Sep 17 00:00:00 2001
From: LogMANOriginal <LogMANOriginal@users.noreply.github.com>
Date: Mon, 5 Nov 2018 13:11:34 +0100
Subject: [PATCH] Created Calling functions (markdown)

---
 Calling-functions.md | 93 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 Calling-functions.md

diff --git a/Calling-functions.md b/Calling-functions.md
new file mode 100644
index 0000000..cbcc058
--- /dev/null
+++ b/Calling-functions.md
@@ -0,0 +1,93 @@
+Function calls must follow a few rules in order to maintain readability throughout the project:
+
+**Do not add whitespace before the opening parenthesis**
+
+<details><summary>Example</summary><div><br>
+
+**Bad**
+
+```PHP
+$result = my_function ($param);
+```
+
+**Good**
+
+```PHP
+$result = my_function($param);
+```
+
+</div></details><br>
+
+**Do not add whitespace after the opening parenthesis**
+
+<details><summary>Example</summary><div><br>
+
+**Bad**
+
+```PHP
+$result = my_function( $param);
+```
+
+**Good**
+
+```PHP
+$result = my_function($param);
+```
+
+</div></details><br>
+
+**Do not add a space before the closing parenthesis**
+
+<details><summary>Example</summary><div><br>
+
+**Bad**
+
+```PHP
+$result = my_function($param );
+```
+
+**Good**
+
+```PHP
+$result = my_function($param);
+```
+
+</div></details><br>
+
+**Do not add a space before a comma**
+
+<details><summary>Example</summary><div><br>
+
+**Bad**
+
+```PHP
+$result = my_function($param1 ,$param2);
+```
+
+**Good**
+
+```PHP
+$result = my_function($param1, $param2);
+```
+
+</div></details><br>
+
+**Add a space after a comma**
+
+<details><summary>Example</summary><div><br>
+
+**Bad**
+
+```PHP
+$result = my_function($param1,$param2);
+```
+
+**Good**
+
+```PHP
+$result = my_function($param1, $param2);
+```
+
+</div></details><br>
+
+_Reference_: [`Generic.Functions.FunctionCallArgumentSpacing`](https://github.com/squizlabs/PHP_CodeSniffer/blob/master/src/Standards/Generic/Sniffs/Functions/FunctionCallArgumentSpacingSniff.php)
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