Question

How to get the number of bytes of a variable in JavaScript

Answer 1

// Get size of the variable (approximation for JavaScript)

const myVar = 86; 

const sizeOfMyVar = new TextEncoder().encode(myVar.toString()).length;
console.log(`Size of myVar: ${sizeOfMyVar} bytes`);



/*
run:

Size of myVar: 2 bytes

*/

 

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