$(document).ready(function(){ //$('#birth_date').val(new Date()); $("#calculate").click(function(){ var mdate = $("#birth_date").val().toString(); var yearThen = parseInt(mdate.substring(0, 4), 10); var monthThen = parseInt(mdate.substring(5, 7), 10); var dayThen = parseInt(mdate.substring(8, 10), 10); var today = new Date(); var birthday = new Date(yearThen, monthThen - 1, dayThen); var dayswithyear = dateDiff(birthday, today); var differenceInMilisecond = today.valueOf() - birthday.valueOf(); var days = Math.round(differenceInMilisecond / (60 * 60 * 24 * 1000)); if(differenceInMilisecond < 0) { $('#age_container').css('display' , 'none'); alert('Birth Date cannot be greater than Current Date'); return; } var isToday = (today.getMonth() == birthday.getMonth()) && (today.getDate() == birthday.getDate()); if (isToday) { alert("\n\nCongratulations, aap abhi paida hue hain.😃😃\n\nCongratulations, You just came in this beautiful World ! \n\nПоздравляю, вы только что попали в этот прекрасный мир\n\nFelicidades, acabas de llegar a este hermoso mundo.\n\nঅভিনন্দন, আপনি সবেমাত্র এই সুন্দর পৃথিবীতে এসেছেন\n\nFélicitations, tu viens juste d'arriver dans ce beau monde\n\n 🎂🎂 Happy B'day 🎂🎂!!!"); } var year_age = dayswithyear.years; var month_age = dayswithyear.months; day_age = dayswithyear.days; if (year_age == 0 && month_age == 0 && day_age == 0) days = 0; if (isNaN(year_age) || isNaN(month_age) || isNaN(day_age)) { $("#exact_age").text("Invalid birthday - Please try again!"); } else { $('#age_container').css('display' , 'inline-block'); $("#exact_age").html("

You are

" + year_age + " Years " + month_age + " Months " + day_age + " Days

"); if(isToday) { $('#young').html('New Born Baby !'); } else if(year_age <= 10) { $('#young').html('Child !'); } else if(year_age > 10 && year_age <= 20) { $('#young').html('Too Young !'); } else if(year_age > 20 && year_age <= 40) { $('#young').html('Young !'); } else if(year_age > 40 && year_age <= 60) { $('#young').html('Old !'); } else if(year_age > 60) { $('#young').html('Senior Citizen !'); } $('#days').html(days + ' days old !'); } }); $("#birth_date").click(function(){ $('#age_container').css('display' , 'none'); }); }); function dateDiff(birthday, today) { //resource https://gist.github.com/clecuona/2945438 /* * setup 'empty' return object */ var dayswithyear = {days:0, months:0, years:0}; /* * If the dates are equal, return the 'empty' object */ if (birthday == today) return dayswithyear; /* * First get the number of full years */ var year1 = birthday.getFullYear(); var year2 = today.getFullYear(); var month1 = birthday.getMonth(); var month2 = today.getMonth(); var day1 = birthday.getDate(); var day2 = today.getDate(); /* * Set initial values bearing in mind the months or days may be negative */ dayswithyear['years'] = year2 - year1; dayswithyear['months'] = month2 - month1; dayswithyear['days'] = day2 - day1; /* * Now we deal with the negatives */ /* * First if the day difference is negative * eg dt2 = 13 oct, dt1 = 25 sept */ if (dayswithyear['days'] < 0) { /* * Use temporary dates to get the number of days remaining in the month */ var dtmp1 = new Date(birthday.getFullYear(), birthday.getMonth() + 1, 1, 0, 0, -1); var numDays = dtmp1.getDate(); dayswithyear['months'] -= 1; dayswithyear['days'] += numDays; } /* * Now if the month difference is negative */ if (dayswithyear['months'] < 0) { dayswithyear['months'] += 12; dayswithyear['years'] -= 1; } dayswithyear['days'] = dayswithyear['days'] + 1; return dayswithyear; }

Age Calculator