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 ;;;RT audio out ;-iadc ;;;uncomment -iadc if RT audio input is needed too ; For Non-realtime ouput leave only the line below: ; -o adsyn.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 ; by Menno Knevel - 2021 ires system_i 1,{{ hetro -f100 -h100 stereoJungle.wav Jungle.het }} ; start at 100 Hz, harmonics up to 10kHz instr 1 ; play original sample aL,aR diskin "stereoJungle.wav", 1 outs aL, aR endin instr 2 kamod = 3 ; scale amplitude kfmod = p4 ksmod = p5 asig adsyn kamod, kfmod, ksmod, "Jungle.het" outs asig, asig endin </CsInstruments> <CsScore> s i1 0 7 ; original sample s ; frqmod speed i2 0 20 1 .2 ; 5 x slower i2 20 5 2 1 ; 2 x higher i2 25 15 .3 1.5 ; lower & faster e </CsScore> </CsoundSynthesizer>