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 No messages -odac -iadc -d ;;;RT audio I/O </CsOptions> <CsInstruments> ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; sr = 44100 ; kr = 441 ; ksmps = 100 ; nchnls = 1 gitypetable ftgen 0, 0, 8, -2, 1, 1, 3, 3, 5, 5, 7, 7 giouttable ftgen 0, 0, 8, -2, 0, 0.2, 0.3, 0.4, 0.5, 0.6, 0.8, 1 FLpanel "Slider Bank", 400, 400, 50, 50 ;Number of sliders inum = 8 ; Table to store output iouttable = giouttable ; Width of the slider bank in pixels iwidth = 350 ; Height of the slider in pixels iheight = 160 ; Distance of the left edge of the slider ; from the left edge of the panel ix = 30 ; Distance of the top edge of the slider ; from the top edge of the panel iy = 10 ; Table containing fader types itypetable = gitypetable FLvslidBnk "1@2@3@4@5@6@7@8@9@10@11@12@13@14@15@16", 16 , iouttable , iwidth , iheight , ix \ , iy , itypetable FLvslidBnk " ", inum , iouttable , iwidth , iheight , ix \ , iy + 200 , -23 ; End of panel contents FLpanelEnd ; Run the widget thread! FLrun instr 1 ;Dummy instrument endin </CsInstruments> <CsScore> ; Instrument 1 will play a note for 1 hour. i 1 0 3600 e </CsScore> </CsoundSynthesizer>