original_string: public function getVariable($variable) {
  		
  		if(true === isset($this -> variables[$variable])) {
  			return $this -> variables[$variable];
  		}
  	}
code: public function getVariable($variable) {
  		
  		if(true === isset($this -> variables[$variable])) {
  			return $this -> variables[$variable];
  		}
  	}
code_tokens: public function getVariable ( $ variable ) { if ( true === isset ( $ this -> variables [ $ variable ] ) ) { return $ this -> variables [ $ variable ] ; } }
docstring: Getter for returning variables by key
  @param mixed $variable
  @return mixed
docstring_tokens: Getter for returning variables by key