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docs: add warning to maxLength / minLength #2428

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May 10, 2024
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docs: add warning to maxLength / minLength #2428

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4 changes: 4 additions & 0 deletions docs/json-schema.md
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Expand Up @@ -280,6 +280,10 @@ The value of the keyword should be a number. The data to be valid should be a mu

### `maxLength` / `minLength`

::: warning [Grapheme clusters](https://www.unicode.org/reports/tr29/tr29-17.html#Grapheme_Cluster_Boundaries) will count as multiple characters
Certain charsets have characters that are made up of multiple unicode characters. These "grapheme clusters" are counted as multiple characters.
:::

The value of the keywords should be a number. The data to be valid should have length satisfying this rule. Unicode pairs are counted as a single character.

**Examples**
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