array loop piramida js
function generatePyramid() {
var totalNumberofRows = 5;
var output = '';
for (var i = 1; i <= totalNumberofRows; i++) {
for (var j = 1; j <= i; j++) {
output += j + ' ';
}
console.log(output);
output = '';
}
}
generatePyramid();
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