Re: Finding duplicate elements

[vino via Digitalmars-d-learn]

On Wednesday, 16 August 2023 at 12:51:31 UTC, FeepingCreature 
wrote:
On Tuesday, 15 August 2023 at 17:59:27 UTC, vino wrote:
[...]

```
import std;
void main() {
    string[] args = [" test3", "test2 ", " test1 ", " test1 ", 
" "];
    findDuplicates(args);
}
void findDuplicates(string[] args) {
    bool[string] dupes;
    foreach (arg; args) {
        if (arg in dupes) {
            writefln!"Duplicate element found: %s"(arg);
            return;
        }
        dupes[arg] = true;
    }
    writefln!"%s"(dupes.keys);
}
```

Thank you very much