Ukaguzi wa Mzunguko wa Nyakati katika JavaScript

Wacha tupate nambari za kwanza za miezi ya mwaka wa sasa, ambazo ni Jumapili:

javascriptlet now  = new Date();
let year = now.getFullYear();

for (let month = 0; month <= 11; month++) {
  let date = new Date(year, month, 1);
  
  if (date.getDay() == 0) {
    console.log(year + '-' + month + '-1');
  }
}