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The "typedarray" is a polyfill JavaScript package that is optimized for older browsers. It provides functionality that is normally available in newer browsers to older ones by emulating built-in typed arrays, such as Uint8Array, Int32Array, etc. This can be particularly useful when creating complex applications that require high-performance numeric calculations.
To utilize the "typedarray" package in your JavaScript code, you must first install it via npm with the command npm install typedarray. Once installed, you can require it in your JavaScript file using var TA = require('typedarray'). You can then create an instance of any typed array available via the TA object. Here's an example of how to create a Uint8Array and set a value:
var Uint8Array = require('typedarray').Uint8Array;
var ua = new Uint8Array(5);
ua[1] = 256 + 55;
console.log(ua[1]); // Outputs: 55
And here's how to instantiate other typed arrays like Float64Array, Int16Array, etc:
var Float64Array = require('typedarray').Float64Array;
var Int16Array = require('typedarray').Int16Array;
// You can now create arrays using these constructors
var fa = new Float64Array(5);
var ia = new Int16Array(5);
Please take note that typed arrays in JavaScript are used to handle numeric data types that are stored in an array-like structure.
While the "typedarray" package does not appear to have detailed documentation within its GitHub repository, the usage examples and method constructors given in the readme provide a basic understanding of how to use the package. For a more thorough understanding of what typed arrays are and how they can be used, the Mozilla Developer Network provides detailed documentation on Typed Arrays in JavaScript.
