Calculate difference between two dates using Javascript

Difference between two dates

Input String: calculateDays(“01-01-2014″,”12-12-2014”)

Date Format: MM-DD-YYYY

function calculateDays(datetime1, datetime2) {
var oneDay = 1000 * 60 * 60 * 24;        // The number of milliseconds in a day
//Convert the datetime1 and datetime2 to Date object and get Time in milliseconds

var dt1 = new Date(datetime1).getTime();
var dt2 = new Date(datetime2).getTime();

// Calculate the difference in milliseconds
var diff = Math.abs(dt1- dt2); // Difference of Days

return Math.round(diff / oneDay);
}

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9 thoughts on “Calculate difference between two dates using Javascript

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