top | item 34033143 (no title) pix128 | 3 years ago Maybe I'm dumb, but why would you need to copy an immutable value? discuss order hn newest NoahKAndrews|3 years ago Because the only way to have a modified version of that value is to make a brand new copy with the modification.
NoahKAndrews|3 years ago Because the only way to have a modified version of that value is to make a brand new copy with the modification.
NoahKAndrews|3 years ago