<?php function MyFunction1() { // Some code goes here. echo $code; } function MyFunction2() { // Some code goes here. echo $code; } class MyClass { function MyFunction1() { // Some code goes here. echo $code; } function MyFunction2() { // Some code goes here. echo $code; } public function register(); } function emptyFunction() { }//end emptyFunction(); public function register(); function allOnOneLine() { echo 'abc'; } $a = function() { echo 'Testing a closure'; }; $a = function() { echo 'Testing a closure'; };