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.
; Select audio/midi flags here according to platform -odac ;;;realtime audio out ;-iadc ;;;uncomment -iadc if RT audio input is needed too ; For Non-realtime ouput leave only the line below: ; -o sfilist.wav -W ;;; for file output any platform ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; By Menno Knevel - 2020 ; sr = 44100 ; ksmps = 32 ; nchnls = 2 0dbfs = 1 gisf sfload "sf_GMbank.sf2" sfilist gisf ;lists all instruments of Soundfont instr 1 inum = p4 ivel = p5 kamp linsegr 1, 1, 1, .1, 0 kamp = kamp/250000 ;scale amplitude, small value due to 0dbfs = 1 kfreq = 1 ;do not change freq from sf a1, a2 sfinstr3 ivel, inum, kamp*ivel, kfreq, p6, gisf ;p6 chooses instrument, make amp velocity dependent outs a1, a2 endin i1 0 1 60 127 100 ;Halo Pad i1 + 1 62 < . i1 + 1 65 < . i1 + 1 69 10 . i1 5 1 60 127 1 ;Piano 2 i1 + 1 62 < . i1 + 1 65 < . i1 + 1 69 10 . e