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 pvsbin.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; by Richard Boulanger & Menno Knevel ; sr = 44100 ; ksmps = 1 ; nchnls = 2 0dbfs = 1 instr 1 ifftsize = 1024 iwtype = 1 a1 diskin2 "fox.wav", 1 ; to reduce artifacts, try a smaller hopsize, like ifftsize/8 ; also using port on frequency and/or amplitude may smooth it if there spikes fsig pvsanal a1, ifftsize, ifftsize/4, ifftsize, iwtype kamp, kfr pvsbin fsig, p4 adm poscil3 kamp*4, kfr outs adm, adm endin </CsInstruments> <CsScore> ; bin i 1 0 2.7 15 i 1 3 . 35 i 1 6 . 65 i 1 9 . 95 i 1 13 2.7 15 ; chord i 1 13 . 35 i 1 13 . 65 i 1 13 . 95 e </CsScore> </CsoundSynthesizer>