How to store a byte array in Javascript

by

By using typed arrays, you can store arrays of these types:

Type Value Range Size(bytes)
Int8Array -128 to 127 1
Uint8Array 0 to 255 1
Uint8ClampedArray 0 to 255 1
Int16Array -32768 to 32767 2
Uint16Array 0 to 65535 2
Int32Array -2147483648 to 2147483647 4
Uint32Array 0 to 4294967295 4
Float32Array -3.4E38 to 3.4E38 4
Float64Array -1.8E308 to 1.8E308 8
BigInt64Array -2^63 to 2^63 – 1 8
BigUint64Array 0 to 2^64 – 1 8

Demo in Stack Snippets & JSFiddle

var array = new Uint8Array(100);
array[42] = 10;
console.log(array[42]);

More Related Contents:

  1. How do I store an array in localStorage? [duplicate]
  2. How to get a number of random elements from an array?
  3. Parsing JSON objects for HTML table
  4. For loop through Array only shows last value
  5. Convert html table to array in javascript
  6. JavaScript – Get size in bytes from HTML img src
  7. A better way to splice an array into an array in javascript
  8. How to talk to UDP sockets with HTML5?
  9. Sum values from an array of key-value pairs in JavaScript
  10. Header message just like at Stack Overflow
  11. Is there a way to increase the size of localStorage in Google Chrome to avoid QUOTA_EXCEEDED_ERR: DOM Exception 22
  12. Create a dynamic nested object from array of properties
  13. Update HTML5 canvas rectangle on hover?
  14. Not allowed to load local resource: file
  15. Auto-Scroll to next anchor at Mouse-wheel
  16. Closing popup window after 3 seconds
  17. Loading script tags via AJAX
  18. How can I search multiple columns in DataTables?
  19. multiple ui-view html files in ui-router
  20. Javascript: Sort array of arrays by second element in each inner array
  21. Jquery script works in JSfiddle but not on html page
  22. Most efficient way to prepend a value to an array
  23. Vue JS returns [__ob__: Observer] data instead of my array of objects
  24. filter array of objects by another array of objects
  25. Create HTML table from JavaScript object
  26. jQuery when element becomes visible [duplicate]
  27. Error: “Access to restricted URI denied”
  28. Display Spreadsheet Data to HTML Table
  29. Difference between jQuery’s .hide() and setting CSS to display: none
  30. What’s the point of ?

Leave a Comment