array idioms

[Andrej Mitrovic]

On 2/25/11, spir <denis.spir at gmail.com> wrote:
> * delete an element in an associative array

Just use .remove?

void main()
{
    auto var = ["a" : 1];
    var.remove("b");    // nothing happens
    var.remove("a");    // "a" key is gone

    assert(!var.length);  // empty
}