Std.FlatMap.get

fn

This is a callable function.

What it does

Looks up a value by its 64-bit unsigned key.

Probes control metadata using the 7-bit fingerprint (H2); returns None

immediately without dereferencing slot memory if an empty slot is encountered.

Read the signature

• The text after the name is the type checked by Pudu.
• Read arrows from left to right: inputs come first, and the final type is returned.
• & borrows a value for this call instead of moving or copying it.
• Names inside [ ] are type arguments, such as the item type held by a collection.
• Option holds Some(value) or None when no value is available.