SwatDB/SwatDBDataObject.php
public function isModified()
    {
        if ($this->read_only) {
            return false;
        }

        foreach ($this->getProperties() as $name => $value) {
            $hashed_value = $this->getHashValue($value);
            if (
                isset($this->property_hashes[$name]) &&
                $hashed_value !== $this->property_hashes[$name]
            ) {
                return true;
            }
        }

        foreach ($this->internal_property_autosave as $name => $autosave) {
            if ($autosave && isset($this->sub_data_objects[$name])) {
                $object = $this->sub_data_objects[$name];
                if (
                    $object instanceof SwatDBRecordable &&
                    $object->isModified()
                ) {
                    return true;
                }
            }
        }

        foreach ($this->sub_data_objects as $name => $object) {
            $saver_method =
                'save' . str_replace(' ', '', ucwords(strtr($name, '_', ' ')));

            if (method_exists($this, $saver_method)) {
                $object = $this->sub_data_objects[$name];
                if (
                    $object instanceof SwatDBRecordable &&
                    $object->isModified()
                ) {
                    return true;
                }
            }
        }

        return false;
    }
public function isModified()
    {
        if ($this->read_only) {
            return false;
        }

        foreach ($this->getProperties() as $name => $value) {
            $hashed_value = $this->getHashValue($value);
            if (
                isset($this->property_hashes[$name]) &&
                $hashed_value !== $this->property_hashes[$name]
            ) {
                return true;
            }
        }

        foreach ($this->internal_property_autosave as $name => $autosave) {
            if ($autosave && isset($this->sub_data_objects[$name])) {
                $object = $this->sub_data_objects[$name];
                if (
                    $object instanceof SwatDBRecordable &&
                    $object->isModified()
                ) {
                    return true;
                }
            }
        }

        foreach ($this->sub_data_objects as $name => $object) {
            $saver_method =
                'save' . str_replace(' ', '', ucwords(strtr($name, '_', ' ')));

            if (method_exists($this, $saver_method)) {
                $object = $this->sub_data_objects[$name];
                if (
                    $object instanceof SwatDBRecordable &&
                    $object->isModified()
                ) {
                    return true;
                }
            }
        }

        return false;
    }
public function isModified ( ) { if ( $ this -> read_only ) { return false ; } foreach ( $ this -> getProperties ( ) as $ name => $ value ) { $ hashed_value = $ this -> getHashValue ( $ value ) ; if ( isset ( $ this -> property_hashes [ $ name ] ) && $ hashed_value !== $ this -> property_hashes [ $ name ] ) { return true ; } } foreach ( $ this -> internal_property_autosave as $ name => $ autosave ) { if ( $ autosave && isset ( $ this -> sub_data_objects [ $ name ] ) ) { $ object = $ this -> sub_data_objects [ $ name ] ; if ( $ object instanceof SwatDBRecordable && $ object -> isModified ( ) ) { return true ; } } } foreach ( $ this -> sub_data_objects as $ name => $ object ) { $ saver_method = 'save' . str_replace ( ' ' , '' , ucwords ( strtr ( $ name , '_' , ' ' ) ) ) ; if ( method_exists ( $ this , $ saver_method ) ) { $ object = $ this -> sub_data_objects [ $ name ] ; if ( $ object instanceof SwatDBRecordable && $ object -> isModified ( ) ) { return true ; } } } return false ; }
Returns true if this object has been modified since it was loaded

@return boolean true if this object was modified and false if this
object was not modified.
Returns true if this object has been modified since it was loaded