Question

How to create an array of days starting with today and going back the last 30 days in JavaScript

Answer 1

function getLast30Days() {
    const days = [];
    const today = new Date();

    for (let i = 0; i < 30; i++) {
        const day = new Date(today);
        day.setDate(today.getDate() - i);
        days.push(day.getDate()); // Get only the day of the month
    }

    return days;
}

console.log(getLast30Days());



/*
run:

[
  10,  9,  8,  7,  6,  5,  4,  3,  2,
   1, 31, 30, 29, 28, 27, 26, 25, 24,
  23, 22, 21, 20, 19, 18, 17, 16, 15,
  14, 13, 12
]

*/

 

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