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 ;;;RT audio out ; For Non-realtime ouput leave only the line below: ; -o wgpluck.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; by Menno Knevel 2021 ; sr = 44100 ; ksmps = 32 ; nchnls = 2 0dbfs = 1 instr 1 icps = 220 iamp = 1 kpick = 0.5 iplk = 0 idamp = p4 ifilt = p5 ichoice = p6 if ichoice == 1 then axcite = 0 ; no exciter signal else axcite diskin2 "fox.wav", 1 ; use the fox as exciter axcite *= .15 ; but lower amplitude endif apluck wgpluck icps, iamp, kpick, iplk, idamp, ifilt, axcite apluck dcblock2 apluck ; gets rid of DC offset outs apluck, apluck endin </CsInstruments> <CsScore> f 1 0 16384 10 1 ; sine wave. s ; damp filter choice i 1 0 8 10 1000 1 i 1 + 8 30 10 1 s i 1 0 8 10 1000 2 i 1 + 8 30 10 2 e </CsScore> </CsoundSynthesizer>