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 ATSread.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,{{ atsa fox.wav fox.ats }} ; default settings instr 1 ktime line 0, p3, 2 kfreq, kamp ATSread ktime, "beats.ats", 10 ; take the 10th partial aenv linen 1, 0, p3, .1 ; envelope to avoid clicks aout oscili 0.8, kfreq, 1 outs aout * aenv, aout * aenv endin </CsInstruments> <CsScore> f 1 0 16384 10 1 ;sine wave. i 1 0 1 ; fast speed i 1 2 2 ; normal i 1 5 10 ; 5x slower e </CsScore> </CsoundSynthesizer>