Live session
This is ilrepl itself, compiled to WebAssembly. Cells compile with Reflection.Emit on the Mono interpreter. Nothing leaves your browser.
ilreplLoading
Click into the terminal and type. Tab completes opcodes, Up and Down walk history, .help lists the commands. Drag across the transcript to select text and press y to copy it.
Ctrl+Q ends the session and a fresh one starts in its place. The button in the corner restarts the runtime, and the page does that on its own if the session stops responding, say after a cell that never returns.
ldc.i4 6ldc.i4 7mulret