9.3 Variable Modifiers ↑
9.3.8 Alternate Numbering - At Sign
The @ at sign can be used to display an integer in an alternate numbering format, with the format depending on the following letter:
| Letter | Numbering Format |
|---|---|
| A | uppercase letters |
| a | lowercase letters |
| I | uppercase roman numerals |
| i | lowercase roman numerals |
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