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 -n ; no sound ; For Non-realtime ouput leave only the line below: ; -o system.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> ; sr = 44100 ; ksmps = 32 ; nchnls = 2 0dbfs = 1 instr 1 ; Waits for command to execute before continuing ires system_i 1,{{ ps date cd ~/Desktop pwd ls -l whois csounds.com }} print ires turnoff endin instr 2 ; Runs command in a separate thread ires system_i 1,{{ ps date cd ~/Desktop pwd ls -l whois csounds.com }}, 1 print ires turnoff endin </CsInstruments> <CsScore> i 1 0 1 i 2 5 1 e </CsScore> </CsoundSynthesizer>