Curriculum Collections Maps exercise 6 · fill-word
Maps
Translate Object.keys(${name}).length to Go. The builtin you
want is the SAME ONE you've already used on slices and strings —
Go uniforms length across these three shapes under one name.
TypeScript reference
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About this theme
map[K]V. Like a TS Record<K, V> or Map<K, V>. Lookup with comma-ok: v, ok := m[key]. Iteration order is undefined — every range yields a different ordering. Maps are reference types; passing a map to a function shares it.