Labels.md

+# Labels
+
+## Label placeholders
+A placeholder has the format `%%PLACEHOLDER%%` and will be filled with the concrete data by Part-DB.
+
+### Common
+
+| Placeholder | Description  | Example  |
+|---|---|---|
+| `%%USERNAME%%`  | The user name of the currently logged in user  | admin  |
+| `%%USERNAME_FULL%%`  | The full name of the current user  | John Doe (@admin)  |
+| `%%DATETIME%%`  | The current date and time in the selected locale  | 31.12.2017, 18:34:11  |
+| `%%DATE%%`  | The current date in the selected locale  | 31.12.2017 |
+| `%%TIME%% | The current time in the selected locale | 18:34:11 |
+| %INSTALL_NAME% | The name of the current installation (see $config['partdb_title']) | Part-DB |
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