fritzo / Livecoder.net
Programming Languages
Labels
Projects that are alternatives of or similar to Livecoder.net
LiveCoder.net = A simple browser environment for coding live javascript
Language Extensions
vars._ A place to put persistent data once._ A place to put functions that run once always._ A place to put functions that run continuously
cached(f)(-) Caches value of f applied to JSON'able arguments (useful for expensive tasks like audio synthesis)
clear() Clears vars, once, always, cache, setTimeouts, canvas
using(url) Loads & caches a remote script (useful for libraries)
Coding Tools
help(-) Looks inside any object/function (great for hacking :)
print(-), Print messages to log area error(-)
assert(-,-) assert(value,message) throws an error if value is false (see help(assert) for details & other assertions)
TODO(-) TODO(message) is a placeholder for unfinished code
Graphics - using HTML5 canvas
draw A 2D canvas context (see examples)
mouseX, Current mouse coordinates in pixels mouseY
Audio - using HTML5 audio
play(-) Plays a uri from encodeWav/tone/noise/speech or the web
encodeWav(-) Encodes an array of [-1,1]-valued samples to a wav uri
tone(-), Synthesize sound and encode to wav uri noise(-) (see examples or try help(-) for details)
sampleRate, Constants in kHz (all time units are ms or kHz) middleC
Speech - using espeak/speak.js
using('speech.js'); // load speech library first
say(text) Speaks text out loud
speech(text) Synthesizes voice and encodes to a wav uri
Keyboard Shortcuts
F1 Show language help F1 F2 Show keyboard shortcuts F2
Ctrl-C Reset state, same as clear() Cmd-C Escape Pause/continue compiling Escape (useful for atomic edits)
Ctrl-F Start searching Cmd-F Ctrl-G Find next Cmd-G Shift-Ctrl-G Find previous Shift-Cmd-G Shift-Ctrl-F Replace Cmd-Option-F Shift-Ctrl-R Replace all Shift-Cmd-Option-F
Ctrl-Space Autocomplete Cmd-Space
Ctrl-S Save code locally Cmd-S Ctrl-O Open local gallery Cmd-O