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 ; Audio out Audio in -odac -iadc ;;;RT audio I/O ; For Non-realtime ouput leave only the line below: ; -o ftlen.wav -W ;;; for file output any platform ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; Initialize the global variables. ; sr = 44100 ; kr = 4410 ; ksmps = 10 ; nchnls = 1 ; Instrument #1. instr 1 ; Print out the base frequency of Table #1. ; if it has been set in the original file. icps = ftcps(1) print icps endin ; Table #1: Use an audio file, Csound will determine its base frequency, if set. f 1 0 0 1 "sample.wav" 0 0 0 ; Play Instrument #1 for 1 second. i 1 0 1 e