Solution for "how to calculate difference between two dates javascript"

const date1 = new Date('7/13/2010'); const date2 = new Date('12/15/2010'); console.log(getDifferenceInDays(date1, date2)); console.log(getDifferenceInHours(date1, date2)); console.log(getDifferenceInMinutes(date1, date2)); console.log(getDifferenceInSeconds(date1, date2)); function getDifferenceInDays(date1, date2) { const diffInMs = Math.abs(date2 - date1); return diffInMs / (1000 * 60 * 60 * 24); } function getDifferenceInHours(date1, date2) { const diffInMs = Math.abs(date2 - date1); return diffInMs / (1000 * 60 * 60); } function getDifferenceInMinutes(date1, date2) { const diffInMs = Math.abs(date2 - date1); return diffInMs / (1000 * 60); } function getDifferenceInSeconds(date1, date2) { const diffInMs = Math.abs(date2 - date1); return diffInMs / 1000; }

javascript difference between two dates

var DateDiff = { inDays: function(d1, d2) { var t2 = d2.getTime(); var t1 = d1.getTime(); return parseInt((t2-t1)/(24*3600*1000)); }, inWeeks: function(d1, d2) { var t2 = d2.getTime(); var t1 = d1.getTime(); return parseInt((t2-t1)/(24*3600*1000*7)); }, inMonths: function(d1, d2) { var d1Y = d1.getFullYear(); var d2Y = d2.getFullYear(); var d1M = d1.getMonth(); var d2M = d2.getMonth(); return (d2M+12*d2Y)-(d1M+12*d1Y); }, inYears: function(d1, d2) { return d2.getFullYear()-d1.getFullYear(); } } var dString = "May, 20, 1984"; var d1 = new Date(dString); var d2 = new Date(); document.write("<br />Number of <b>days</b> since "+dString+": "+DateDiff.inDays(d1, d2)); document.write("<br />Number of <b>weeks</b> since "+dString+": "+DateDiff.inWeeks(d1, d2)); document.write("<br />Number of <b>months</b> since "+dString+": "+DateDiff.inMonths(d1, d2)); document.write("<br />Number of <b>years</b> since "+dString+": "+DateDiff.inYears(d1, d2));

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