Dokumentasi JavaScript
Logika dan interaktivitas frontend/backend. Pelajari DOM manipulation, Event Loop, Promises, Async/Await, dan ES Modules.
Memulai
1 MateriDasar-Dasar
16 MateriJavascript Event Loop Async Await Promise
Panduan JavaScript event loop, Promise, microtask queue, dan async/await: urutan eksekusi, kapan callback jalan, dan jebakan urutan async.
Javascript DOM Event Handling Form Interaction
Panduan DOM, event handling, bubbling vs capturing, dan interaksi form di JavaScript: seleksi elemen, listener, preventDefault, dan jebakan event salah target.
ES Modules
1 MateriJavascript Modules Lanjut Dynamic Import Tree Shaking Reexport
Panduan JS modules lanjut: import() dynamic lazy load, tree-shaking butuh sideEffects false, re-export barrel, dan jebakan circular dependency.
Async
2 MateriJavascript Async Error Handling Patterns Abortcontroller Retry Timeout
Panduan async error JS: AbortController batalkan fetch, retry backoff untuk 5xx, timeout pakai signal, dan jebakan lupa abort + retry 4xx.
Javascript Structuredclone Vs JSON Deep Copy Map Set Date Circular
Panduan JS deep copy: structuredClone dukung Map/Set/Date/circular, vs JSON.parse(stringify) rusak tipe, dan jebakan JSON untuk Date/Map.
Browser API
3 MateriJS History API Pushstate SPA
Manipulasi URL tanpa reload: pushState/replaceState & popstate.
JS Intl API Format Date Number
Internasionalisasi bawaan: Intl.DateTimeFormat, NumberFormat, RelativeTimeFormat.
Javascript Web Workers Offload Cpu Heavy Main Thread Postmessage
Panduan JS Web Workers: jalankan compute berat di thread terpisah, postMessage structured clone, tanpa DOM, terminate, dan jebakan akses DOM + tak terminate.