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Fix \u{X…XXXXXX} description: a hexadecimal value, not "1 to 6 bytes" #3975

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Fix \u{X…XXXXXX} description: a hexadecimal value, not "1 to 6 bytes" #3975

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81024ab
Fix '1 to 6 bytes' to '1 to 6 hex digits' in \u{…} description
1t1sCooL Jul 2, 2026
17ba8ad
Drop the digit-count limit: leading zeroes are allowed
1t1sCooL Aug 11, 2026
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2 changes: 1 addition & 1 deletion 1-js/99-js-misc/06-unicode/article.md
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Expand Up @@ -35,7 +35,7 @@ JavaScript allows us to insert a character into a string by specifying its hexad

- `\u{X…XXXXXX}`

`X…XXXXXX` must be a hexadecimal value of 1 to 6 bytes between `0` and `10FFFF` (the highest code point defined by Unicode). This notation allows us to easily represent all existing Unicode characters.
`X…XXXXXX` must be a hexadecimal value of 1 to 6 hex digits between `0` and `10FFFF` (the highest code point defined by Unicode). This notation allows us to easily represent all existing Unicode characters.
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```js run
alert( "\u{20331}" ); // 佫, a rare Chinese character (long Unicode)
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