What does this mean number ** number?

Question

I have come across it and I don't understand what it does . for example 5 ** 5.

Answer 1

Exponentation...

5**2 = 25
4**2 = 16
6**3 = 6*6*6 ……

Answer 2

true @Valentin, just to say that as per MDN this is a proposal for ECMAScript 2016 (ES7), so chances are quite high it is not yet supported widely.

Answer 3

Sooooo When ECMAScript of Sololearn gonna be updated????

Answer 4

@Nikolay that I have seen but I was just telling that ** is not supported by java and c++

Answer 5

Yes @Nikolay, java and c++ don't support ** operator

Answer 6

@Siddharth - see the question tags - it's about JS 😃

Answer 7

meaning not all browsers support it, and it can't be used in lower javascript versions

Answer 8

its in python, power of the number. instead of multiplying 2*2*2*2*2 you can do 2**5 i.e., 5 times 2.