WebAssembly.Table()

Syntax

var myTable = new WebAssembly.Table(tableDescriptor);

Parameters

tableDescriptor

:_ element _ : . "anyfunc"() .

initial

WebAssembly .

maximum Optional

WebAssembly .

Exceptions

• tableDescriptor object TypeError .
• maximum initial RangeError .

Table instances

Table Table() prototype object . Table .

Instance properties

Table.prototype.constructor

. WebAssembly.Table() .

Table.prototype.length

, .

Instance methods

Table.prototype.get()

- .

Table.prototype.grow()

Table .

Table.prototype.set()

, .

Examples

(table2.html source code live version ) 2 WebAssembly Table . ( Table.prototype.get() . 2 null .

var tbl = new WebAssembly.Table({ initial: 2, element: "anyfunc" });
console.log(tbl.length); // "2"
console.log(tbl.get(0)); // "null"
console.log(tbl.get(1)); // "null"

importObj .

var importObj = {
  js: {
    tbl: tbl,
  },
};

WebAssembly.instantiateStreaming () wasm (table2.wasm) . table2.wasm ( 42 83 ) 0 1 (text representation ). 2 JS Exported WebAssembly Functions .

WebAssembly.instantiateStreaming(fetch("table2.wasm"), importObject).then(
  function (obj) {
    console.log(tbl.length);
    console.log(tbl.get(0)());
    console.log(tbl.get(1)());
  },
);

( : get(0) get(0)()).

wasm .

See also

• WebAssembly overview page
• WebAssembly concepts
• Using the WebAssembly JavaScript API