Can any of you please tell what actually that means?

Question

<meta charset="UTF-8">

Answer 1

That meta tag basically specifies what character set is your website written with. Here is a definition of UTF-8: UTF-8 (U from Universal Character Set + Transformation Format—8-bit) is a character encoding capable of encoding all possible characters (called code points) in Unicode. Hedayatullah Munib

Answer 2

it is the generally accepted encoding bro

Answer 3

charset "UTF-8" for Html5
charset "UTF-16" for Javascript"

Answer 4

Thanks Rohan Karan