30-seconds-of-code/snippets/byteSize.md

title, tags, firstSeen, lastUpdated

title	tags	firstSeen	lastUpdated
Byte size of string	string,beginner	2017-12-29T14:30:34+02:00	2020-10-18T23:04:45+03:00

Returns the length of a string in bytes.

• Convert a given string to a Blob Object.
• Use Blob.size to get the length of the string in bytes.

const byteSize = str => new Blob([str]).size;

byteSize('😀'); // 4
byteSize('Hello World'); // 11