07. Triangle Of Numbers

function triangleOfNumbers (number) {

    for (let i = 1; i <= number; i++) {
        let printLine = '';
        for (let j = 0; j < i; j++){
            printLine += i + ' ';
        }
        console.log(printLine);
    }

}



Решение с repeat():

function triangleOfNumbers (number) {

    for (let i = 1; i <= number; i++) {
        console.log((i.toString() + ' ').repeat(i).trimEnd());
    }

}