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 sndwarp.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 = 32 0dbfs = 1 ; nchnls = 2 instr 1 ktimewarp line 0, p3, 2.7 ;length of "fox.wav" kresample init 1 ;do not change pitch ibeg = 0 ;start at beginning kwsize line 4410, p3, 2000 iwsize = 4410 ;window size in samples with irandw = 882 ;bandwidth of a random number generator itimemode = 1 ;ktimewarp is "time" pointer ioverlap = p4 asig sndwarp .5, ktimewarp, kresample, 1, ibeg, iwsize, irandw, ioverlap, 2, itimemode asig2 sndwarp2 .5, ktimewarp, kresample, 1, ibeg, kwsize, irandw, ioverlap, 2, itimemode outs asig, asig2 endin </CsInstruments> <CsScore> f 1 0 131072 1 "fox.wav" 0 0 0 ; audio file f 2 0 1024 9 0.5 1 0 ; half of a sine wave i 1 0 7 2 ;different overlaps i 1 + 7 5 i 1 + 7 15 e </CsScore> </CsoundSynthesizer>