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 tabmorph.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 ; nchnls = 2 0dbfs = 1 giSine ftgen 0, 0, 8193, 10, 1 ;sine wave giSquare ftgen 0, 0, 8193, 7, 1, 4096, 1, 0, -1, 4096, -1 ;square wave giTri ftgen 0, 0, 8193, 7, 0, 2048, 1, 4096, -1, 2048, 0 ;triangle wave giSaw ftgen 0, 0, 8193, 7, 1, 8192, -1 ;sawtooth wave, downward slope instr 1 iamp = .7 kindex phasor 440 ;read table value at this index kindex = kindex*8192 ;for all 8192 index points kweightpoint = 0.5 ;set weightpoint ktabnum1 line 0, p3, 3 ;morph through all tables ktabnum2 = 2 ;set to triangle wave ksig tabmorph kindex, kweightpoint, ktabnum1, ktabnum2, giSine, giSquare, giTri, giSaw ksig = ksig*iamp asig interp ksig ;convert to audio signal outs asig, asig endin </CsInstruments> <CsScore> i1 0 5 e </CsScore> </CsoundSynthesizer>