getValue() public method

Gets the current value of property by reference
public getValue ( ) : mixed
return mixed
 /**
  * Advice that controls an access to the properties
  *
  * @param FieldAccess $fieldAccess Joinpoint
  *
  * @Around("access(public|protected Demo\Example\PropertyDemo->*)")
  * @return mixed
  */
 public function aroundFieldAccess(FieldAccess $fieldAccess)
 {
     $isRead = $fieldAccess->getAccessType() == FieldAccess::READ;
     // proceed all internal advices
     $fieldAccess->proceed();
     if ($isRead) {
         // if you want to change original property value, then return it by reference
         $value = $fieldAccess->getValue();
     } else {
         // if you want to change value to set, then return it by reference
         $value = $fieldAccess->getValueToSet();
     }
     echo "Calling After Interceptor for ", $fieldAccess, ", value: ", json_encode($value), PHP_EOL;
 }