Run results for: Encode vs Blob on large string

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/111.0

Browser: Firefox 111

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Blob	24.5 Ops/sec
TextEncoder	24.0 Ops/sec

Script Preparation code:

iterations = 1000;
function randomStringGen(n) {
    let strings = [];
    for (let i = 0; i < n; i++) {
      let s = Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);
      strings[i] = s;
    }
    return strings;
}
var randomStrings = randomStringGen(iterations);
var encoder = new TextEncoder();

AخA
 
iterations = 1000;function randomStringGen(n) {    let strings = [];    for (let i = 0; i < n; i++) {      let s = Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);      strings[i] = s;    }    return strings;}var randomStrings = randomStringGen(iterations);var encoder = new TextEncoder(); 

Tests:

Blob

var j = 0;
for (let i = 0; i < iterations; i++) {
 new TextEncoder().encode(randomStrings.join('')).length
}

 
var j = 0;for (let i = 0; i < iterations; i++) { new TextEncoder().encode(randomStrings.join('')).length}

TextEncoder

var j = 0;
for (let i = 0; i < iterations; i++) {
  new Blob([randomStrings.join('')]).size
}

 
var j = 0;for (let i = 0; i < iterations; i++) {  new Blob([randomStrings.join('')]).size}