asm.js

An extraordinarily optimizable, low-level subset of JavaScript, intended to be a compile target from languages like C++.

WebAssembly

WebAssembly or "wasm" is a new portable, size- and load-time-efficient format suitable for compilation to the web.

headers http header: content-security-policy: script-src: source expression allowing webassembly execution

javascript built-in: webassembly: compile

javascript built-in: webassembly: compileerror

javascript built-in: webassembly: compileerror: `compileerror()` constructor

javascript built-in: webassembly: compilestreaming

javascript built-in: webassembly: exception

javascript built-in: webassembly: exception: `exception()` constructor

javascript built-in: webassembly: exception: `exception()` constructor: `options.tracestack` parameter

javascript built-in: webassembly: exception: getarg

javascript built-in: webassembly: exception: is

javascript built-in: webassembly: exception: stack trace

javascript built-in: webassembly: global

javascript built-in: webassembly: global: `global()` constructor

javascript built-in: webassembly: global: value

javascript built-in: webassembly: global: valueof

javascript built-in: webassembly: instance

javascript built-in: webassembly: instance: exports

javascript built-in: webassembly: instance: `instance()` constructor

javascript built-in: webassembly: instantiate

javascript built-in: webassembly: instantiatestreaming

javascript built-in: webassembly: linkerror

javascript built-in: webassembly: linkerror: `linkerror()` constructor

javascript built-in: webassembly: memory

javascript built-in: webassembly: memory: buffer

javascript built-in: webassembly: memory: grow

javascript built-in: webassembly: memory: `memory()` constructor

javascript built-in: webassembly: memory: `memory()` constructor: `shared` flag

javascript built-in: webassembly: module

javascript built-in: webassembly: module: customsections

javascript built-in: webassembly: module: exports

javascript built-in: webassembly: module: imports

javascript built-in: webassembly: module: `module()` constructor

javascript built-in: webassembly: runtimeerror

javascript built-in: webassembly: runtimeerror: `runtimeerror()` constructor

javascript built-in: webassembly: table

javascript built-in: webassembly: table: get

javascript built-in: webassembly: table: grow

javascript built-in: webassembly: table: length

javascript built-in: webassembly: table: set

javascript built-in: webassembly: table: `table()` constructor

javascript built-in: webassembly: tag

javascript built-in: webassembly: tag: `tag()` constructor

javascript built-in: webassembly: tag: type

javascript built-in: webassembly: validate