Subtracting datetime values should produce a duration

[Chriscbr]

Use Case

let d1 = datetime.fromIso("2024-04-22T18:02:12.123Z");
let d2 = datetime.fromIso("2024-04-22T18:02:15.223Z");

let elapsed = d2 - d1; // 3 seconds and 100 milliseconds

Or explicitly:

let elapsed = d2.subtract(d1);

Proposed Solution

No response

Implementation Notes

No response

Component

Language Design

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