This should play if your Web browser has WebAssembly enabled (most do). Most examples will play unless they need to load files. The first time you click Play, Csound will spend a few seconds loading, then play. You can edit this code and replay it.
<CsoundSynthesizer> <CsOptions> ; Select audio/midi flags here according to platform ; Audio out Audio in -odac -iadc ;;;RT audio I/O ; For Non-realtime ouput leave only the line below: ; -o rnd.wav -W ;;; for file output any platform ; By Stefano Cucchi 2020 </CsOptions> <CsInstruments> ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; sr = 44100 ; ksmps = 32 ; nchnls = 2 0dbfs = 1 instr 1 ; Generate a random number from 0 to 5 irand1 = rnd(5) ; Generate a random number from 0 to 13 irand2 = rnd(13) print irand1 print irand2 a1, a2 crossfm 200, 250, irand1, irand2, 1, 1, 1 kdeclick linseg 0, 0.2, 0.5, p3-0.4, 0.5, 0.2, 0 outch 1, a1*kdeclick outch 2, a2*kdeclick endin </CsInstruments> <CsScore> f 1 0 4096 10 1 0 1 0 0.5 0 0.2 i 1 0 1 i 1 + 1 i 1 + 1 i 1 + 1 e </CsScore> </CsoundSynthesizer>