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Update 7.2.9 Array expressions #20883

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Jan 12, 2015
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Update 7.2.9 Array expressions #20883

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4 changes: 2 additions & 2 deletions src/doc/reference.md
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Original file line number Diff line number Diff line change
Expand Up @@ -2921,13 +2921,13 @@ automatically dereferenced to make the field access possible.
```{.ebnf .gram}
array_expr : '[' "mut" ? vec_elems? ']' ;

array_elems : [expr [',' expr]*] | [expr ',' ".." expr] ;
array_elems : [expr [',' expr]*] | [expr ';' expr] ;
```

An [array](#array,-and-slice-types) _expression_ is written by enclosing zero
or more comma-separated expressions of uniform type in square brackets.

In the `[expr ',' ".." expr]` form, the expression after the `".."` must be a
In the `[expr ';' expr]` form, the expression after the `';'` must be a
constant expression that can be evaluated at compile time, such as a
[literal](#literals) or a [static item](#static-items).

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