Set index entry in the text.
| Type & position: | placeholder, main part |
| Syntax: | (!index [<text>] {[ |
| Description: | Creating indices in the source text directly. In opposite to
(!idx), <text>won't be output, only an index entry will be done. |
| Example: | (!index [word] [index entry]) |
| Exists since: | Release 6 Patchlevel 6 |
| See also: | Indices, (!idx), !no_index, !index |