note("c e g") — three notes, one cycle

[a b] — subdivide into a single step

a*4 — repeat 4× · a/2 — half speed

<a b c> — alternate one per cycle

.s("sawtooth"|"sine"|"square"|"bd"|"sd"|"hh") — sound source

.lpf(800) .hpf(200) — filters · .room(0.5) reverb · .delay(0.25)

.gain(0.7) .pan(0.3) .speed(1.5)

End your code with .play() — that's the call that actually starts the pattern.

Full reference: strudel.cc/learn