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 -n ;;;no sound output ;-iadc ;;;uncomment -iadc if realtime audio input is needed too ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ;example by Joachim Heintz opcode FilNam, S, S ;returns the name of a file path Spath xin ipos strrindex Spath, "/" ;look for the rightmost '/' Snam strsub Spath, ipos+1 ;extract the substring xout Snam endop instr name prints "Printing name:\n" Snam FilNam "/my/dir/my/file.WAV" puts Snam, 1 endin i "name" 0 0 e