// Rectangle star pattern in JavaScript
let numberRectangleRow = 3;
let numberRectangleColumn = 8;
let stringRectangle = '';
for(let i=1; i<=numberRectangleRow; i++){
  for(let j=1; j<= numberRectangleColumn; j++){
    stringRectangle += '*';
  }
  stringRectangle += '\n';
}
console.log(stringRectangle);