UNPKG

opencode-agent-kit

Version:

Multi-stack OpenCode agent toolkit — 33+ specialized AI agents, 200+ skills, 46 commands, 8 MCP servers (Nuxt, React, Node.js, Laravel, CI3, Android, Flutter, DevOps, SEO, SonarQube, and more)

25 lines (18 loc) 532 B
--- title: Use Set/Map for O(1) Lookups impact: LOW-MEDIUM impactDescription: O(n) to O(1) tags: javascript, set, map, data-structures, performance --- ## Use Set/Map for O(1) Lookups Convert arrays to Set/Map for repeated membership checks. **Incorrect (O(n) per check):** ```typescript const allowedIds = ['a', 'b', 'c', ...] items.filter(item => allowedIds.includes(item.id)) ``` **Correct (O(1) per check):** ```typescript const allowedIds = new Set(['a', 'b', 'c', ...]) items.filter(item => allowedIds.has(item.id)) ```