Javascript Interview Question:Pyramid of asterisk (*)

var maxStar = 9

for (let i = 1; i < 10; i++) {

let half = maxStar-i

var totalSpaces = ' '.repeat(half)

process.stdout.write(totalSpaces)

for (let j = 0; j < i; j++) {

process.stdout.write('* ')

}

process.stdout.write('\n')

}

Output:

*

* *

* * *

* * * *

* * * * *

* * * * * *

* * * * * * *

* * * * * * * *

* * * * * * * * *