to_double method

to_double()

Returns the property value as double.

def to_double(self):
    ...

Remarks

Throws an exception if the property type is not PropertyType.NUMBER.

Examples

Shows various type conversion methods of custom document properties.

doc = aw.Document()
properties = doc.custom_document_properties
auth_date = datetime.date.today()
properties.add(name='Authorized', value=True)
properties.add(name='Authorized By', value='John Doe')
properties.add(name='Authorized Date', value=auth_date)
properties.add(name='Authorized Revision', value=doc.built_in_document_properties.revision_number)
properties.add(name='Authorized Amount', value=123.45)
self.assertEqual(True, properties.get_by_name('Authorized').to_bool())
self.assertEqual('John Doe', properties.get_by_name('Authorized By').to_string())
self.assertEqual(auth_date, properties.get_by_name('Authorized Date').to_date_time())
self.assertEqual(1, properties.get_by_name('Authorized Revision').to_int())
self.assertEqual(123.45, properties.get_by_name('Authorized Amount').to_double())

See Also

• module aspose.words.properties
• class DocumentProperty