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 ; For Non-realtime ouput leave only the line below: ; -o FLsetText.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 = 128 ; nchnls = 2 ; Example by Giorgio Zucco and Andres Cabrera 2007 FLpanel "FLsetText",250,100,50,50 gk1,giha FLcount "", 1, 20, 1, 20, 1, 200, 40, 20, 20, 0, 1, 0, 1 FLpanelEnd FLrun instr 1 ; This instrument is triggered by FLcount above each time ; its value changes iname = i(gk1) print iname ; Must use FLsetText on the init pass! if (iname == 1) igoto text1 if (iname == 2) igoto text2 if (iname == 3) igoto text3 igoto end text1: FLsetText "FM",giha igoto end text2: FLsetText "GRANUL",giha igoto end text3: FLsetText "PLUCK",giha igoto end end: endin </CsInstruments> <CsScore> f 0 3600 </CsScore> </CsoundSynthesizer>