shared Variant[string]

Dominikus Dittes Scherkl via Digitalmars-d-learn digitalmars-d-learn at puremagic.com
Thu Jan 29 03:22:57 PST 2015


On Wednesday, 28 January 2015 at 12:29:09 UTC, Fyodor Ustinov 
wrote:
> On Wednesday, 28 January 2015 at 11:27:53 UTC, Kagamin wrote:
>> Associative array doesn't support thread-safe operations, 
>> that's why they don't work on shared instance. You should use 
>> std.concurrency or implement low-level concurrency mechanism.
>
> If associative array does not support "share" attribute, this 
> code should not be compiled without any warning or error, I 
> think:
>
> shared string[string] t;
> void main() {
>     t["t"] = "bebebe";
> }
>
> But will.

string is a shorthand for "immutable char" - and immutables are 
shared by default. No thread can modify them, so default shared 
is safe for them.


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