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author | Luca Casonato <lucacasonato@yahoo.com> | 2020-05-07 00:21:13 +0200 |
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committer | GitHub <noreply@github.com> | 2020-05-06 18:21:13 -0400 |
commit | 34ec3b225425cecdccf754fbc87f4a8f3728890d (patch) | |
tree | 35db52bf25ccf64425692116197df61a69ea8838 /docs/getting_started/wasm.md | |
parent | 846c049c9b3ab36d0893292a204c4d0a18de4c8e (diff) |
Multi page manual (#5110)
Diffstat (limited to 'docs/getting_started/wasm.md')
-rw-r--r-- | docs/getting_started/wasm.md | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/docs/getting_started/wasm.md b/docs/getting_started/wasm.md new file mode 100644 index 000000000..f1c7e6fd2 --- /dev/null +++ b/docs/getting_started/wasm.md @@ -0,0 +1,31 @@ +## WASM support + +Deno can execute [wasm](https://webassembly.org/) binaries. + +<!-- prettier-ignore-start --> +```js +const wasmCode = new Uint8Array([ + 0, 97, 115, 109, 1, 0, 0, 0, 1, 133, 128, 128, 128, 0, 1, 96, 0, 1, 127, + 3, 130, 128, 128, 128, 0, 1, 0, 4, 132, 128, 128, 128, 0, 1, 112, 0, 0, + 5, 131, 128, 128, 128, 0, 1, 0, 1, 6, 129, 128, 128, 128, 0, 0, 7, 145, + 128, 128, 128, 0, 2, 6, 109, 101, 109, 111, 114, 121, 2, 0, 4, 109, 97, + 105, 110, 0, 0, 10, 138, 128, 128, 128, 0, 1, 132, 128, 128, 128, 0, 0, + 65, 42, 11 +]); +const wasmModule = new WebAssembly.Module(wasmCode); +const wasmInstance = new WebAssembly.Instance(wasmModule); +console.log(wasmInstance.exports.main().toString()); +``` +<!-- prettier-ignore-end --> + +### ES Module style imports + +> This is an unstable feature. Learn more about +> [unstable features](../../runtime/unstable). + +WASM files can also be loaded using imports: + +```ts +import { fib } from "./fib.wasm"; +console.log(fib(20)); +``` |