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 cross2.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; after example from Kevin Conder ; sr = 44100 ; ksmps = 32 ; nchnls = 2 0dbfs = 1 instr 1 ;play audio file aout soundin "fox.wav" outs aout, aout endin instr 2 ;cross-synthesize icps = p4 ifn = p5 ; Use the "ahhc.aiff" sound and "eeec.aiff" ain1 oscil 0.6, p4, ifn ain2 soundin "fox.wav" ; Use the "fox.wav" as modulator isize = 4096 ioverlap = 2 iwin = 3 kbias init 1 aout cross2 ain1, ain2, isize, ioverlap, iwin, kbias outs aout, aout endin </CsInstruments> <CsScore> ;audio files f 1 0 128 1 "ahhc.aiff" 0 4 0 f 2 0 128 1 "eeec.aiff" 0 4 0 f 3 0 2048 20 2 ;windowing function i 1 0 3 i 2 3 3 50 1 ;"eeec.aiff" i 2 + 3 50 2 ;"ahhc.aiff" i 2 + 3 100 1 ;"eeec.aiff" i 2 + 3 100 2 ;"ahhc.aiff" i 2 + 3 250 1 ;"eeec.aiff" i 2 + 3 250 2 ;"ahhc.aiff" i 2 + 3 20 1 ;"eeec.aiff" i 2 + 3 20 2 ;"ahhc.aiff" e </CsScore> </CsoundSynthesizer>