September 2018
Intermediate to advanced
328 pages
9h 10m
English
Content preview from Learn WebAssembly
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Portable target for compilation
WebAssembly was designed from the beginning with portability in mind. Portability in this context means that WebAssembly's binary format can be executed efficiently on a variety of operating systems and instruction set architectures, on and off the web. The specification for WebAssembly defines portability in the context of an execution environment. WebAssembly was designed to run efficiently in environments that meet certain characteristics, most of which are related to memory. WebAssembly's portability can also be attributed to the absence of a specific API around the core technologies. Instead, it defines an import mechanism where the set of available imports is defined by the host environment.
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