fix for issue #24

Sniffs/NamingConventions/ValidVariableNameSniff.php

@@ -106,7 +106,7 @@ protected function processVariable(PHP_CodeSniffer_File $phpcsFile, $stackPtr) {
 			}
 
 			if ($inClass === true) {
-				$varName = substr($varName, 1);
+				$varName = ltrim($varName, '_');
 			}
 		}
 

tests/files/variable_name_pass.php

@@ -0,0 +1,32 @@
+<?php
+
+class VariablenamePass {
+
+	public $passing;
+
+	public $passingPublic = 'defined';
+
+	protected $_underScoredStart = 'OK';
+
+	protected $_underScored;
+
+	private $__doubleUnderscore = 'applications';
+
+	public static $publicStatic = true;
+
+	protected static $_protectedStatic = true;
+
+	private static $__privateStatic = true;
+
+	public function setVariables() {
+		$this->passingPublic = 'changed';
+		$this->_underscored = 'has value now';
+		$this->__doubleUnderscore = 'not recommended';
+	}
+
+	public static function setStatics() {
+		self::$publicStatic = true;
+		self::$_protectedStatic = true;
+		self::$__privateStatic = true;
+	}
+}