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 -odac ;;;realtime audio out ;-iadc ;;;uncomment -iadc if realtime audio input is needed too ; For Non-realtime ouput leave only the line below: ; -o jitter2.wav -W ;;; for file output any platform </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 ktotamp init p4 kamp1 init .5 kcps1 init 10 kamp2 init .5 kcps2 init 2 kamp3 init .5 kcps3 init 3 kj2 jitter2 ktotamp, kamp1, kcps1, kamp2, kcps2, kamp3, kcps3 aout pluck 1, 200+kj2, 1000, 0, 1 aout dcblock aout outs aout, aout endin </CsInstruments> <CsScore> i 1 0 15 2 ;a bit jitter i 1 8 15 10 ;some more i 1 16 15 20 ;lots more e </CsScore> </CsoundSynthesizer>