# `MappingDateProperty` [interface-MappingDateProperty]

| Name | Type | Description |
| - | - | - |
| `boost` | [double](./double.md) |   |
| `fielddata` | [IndicesNumericFielddata](./IndicesNumericFielddata.md) |   |
| `format` | string |   |
| `ignore_malformed` | boolean |   |
| `index` | boolean |   |
| `locale` | string |   |
| `null_value` | [DateTime](./DateTime.md) |   |
| `on_script_error` | [MappingOnScriptError](./MappingOnScriptError.md) |   |
| `precision_step` | [integer](./integer.md) |   |
| `script` | [Script](./Script.md) | [ScriptSource](./ScriptSource.md) |   |
| `type` | 'date' |   |