[ruby-core:119095] [Ruby master Bug#20719] `Float` converts ASCII-incompatible string

7 Sep 2024


      Issue #20719 has been reported by nobu (Nobuyoshi Nakada).

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Bug #20719: `Float` converts ASCII-incompatible string
https://bugs.ruby-lang.org/issues/20719

* Author: nobu (Nobuyoshi Nakada)
* Status: Open
* Backport: 3.1: REQUIRED, 3.2: REQUIRED, 3.3: REQUIRED
----------------------------------------
```ruby
"\u{3036}" #=> "〶"
Float("\u{3036}".encode("utf-16be")) #=> 6.0
```

While:

```ruby
Integer("\u{3036}".encode("utf-16be")) #=> ASCII incompatible encoding: UTF-16BE (Encoding::CompatibilityError)
```


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