8302590: Add String.indexOf(int ch, int fromIndex, int toIndex)

[Roger Riggs]

Hi Raffaello,

What's the use case, can you give an example?

Seems reasonable; would you also add `lastIndexOf(int ch, int fromIndex, 
int toIndex)`?
Not intrinsified, but for symmetry.

Regards, Roger

On 2/15/23 10:47 AM, Raffaello Giulietti wrote:
>
> Hello,
>
> Currently `String` does not expose a method `indexOf(int ch, int 
> fromIndex, int toIndex)`, where the 3^rd parameter limits the search 
> to positions up to it (exclusive). JBS issue [1] has been filed as an 
> “Enhancement” to add it to the codebase.
>
> Before preparing a PR and a CSR, I would like to gather opinions and 
> suggestions.
>
> Greetings
>
> Raffaello
>
> ----
>
> [1] https://bugs.openjdk.org/browse/JDK-8302590
>
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