The following table contains valid data types that can be contained by BuildGraph attributes:
| Type | Description |
|---|---|
| String | An arbitrary string. |
| String List | A list of arbitrary strings separated by semicolons. |
| Boolean | The constant true or false. |
| Integer | An integer constant. |
| Regex | A regular expression, using C# syntax. |
| Name | A named entity. Any printable character, except ^ < > : " / \ \| ? * ;. Single spaces are allowed (except at the start and end of a name). |
| Name List | A list of identifiers separated by semicolons. |
| Tag | A label given to a list of files beginning with the # character (for example, #My Files). |
| Tag List | A list of tags separated by semicolons (for example, #My Files;#Other Files). |
| Target | A node name, aggregate name, agent name, or tag name. Indicates a sequence of nodes that need to be executed. Note that this overlaps with the meaning of Target as it applies to UnrealBuildTool (which refers to a single program being built). |
| Target list | A list of target names separated by semicolons. |
| File Spec | A set of file and tag names separated by semicolons. Wildcards such as "...", "_", and "?" are permitted when referencing files (for example, Engine/.../_.bat). Unless otherwise specified, relative paths are resolved relative to the working root directory. |
| File Reference | A path to a file. Unless otherwise specified, relative paths are resolved to the working root directory. |
| Directory Reference | A path to a directory. Unless otherwise specified, relative paths are resolved relative to the working root directory. |
| Unreal Target Configuration | The configuration in which to build the target. Available configurations are: Debug, DebugGame, Development, Test, or Shipping. |
| Unreal Target Platform | A platform that Unreal Engine supports. Supported platforms can be found in Sharing and Releasing Projects. Please refer to your platform's documentation. |
| Condition | A conditional expression. |