Letting compiler determine length for fixed-length arrays in foreach

[dlangBugzillaToGithub]

bearophile_hugs reported this on 2015-01-28T14:45:27Z

Transferred from https://issues.dlang.org/show_bug.cgi?id=14070

CC List

• Shriramana Sharma

Description

Related to Issue 481

Given the recent improvements for type inference for arrays (https://github.com/D-Programming-Language/dmd/pull/3615 ), I think it can be handy to also support:

void main() {
    int[2][] m = [[1, 2], [3, 4], [5, 6]];
    foreach (auto[2] a; m) {}
    foreach (int[$] a; m) {}
}