// Updated 3/2/2018 for jacksonofgames 28 // https://www.sololearn.com/Discuss/1108368 // Why are months, weeks, and days equal to NaN? // Can't figure out why months, weeks, and days are NaN, but years works perfectly fine. Suggestions? // https://code.sololearn.com/WKGYr24kOCDH/?ref=app // beginning the program window.onload = function() { var name = prompt("What is your name?"); var year; var month; var day; var dayinyear; var years = 0; var months = 0; var days = 0; var dayofyear; var d; var age = 0; var resultm = 0; var resultw = 0; var resultd = 0; readMonth(); function readMonth() { month = prompt(name + ", what month were you born? "); month = parseInt(month); if (month >= 1 && month <= 12) { readDay(); } else { alert("That value is not representative of a month. Please restart the program and try again"); } } function readDay() { day = prompt(name + ", what day of that month were you born?"); day = parseInt(day); d = new Date(); months = d.getMonth() + 1; days = d.getDate(); if (months === 1) { dayofyear = days; } else if (months === 2) { dayofyear = 31 + days; } else if (months === 3) { dayofyear = 31 + 28.25 + days; } else if (months === 4) { dayofyear = 31 + 28.25 + 31 + days; } else if (months === 5) { dayofyear = 31 + 28.25 + 31 + 30 + days; } else if (months === 6) { dayofyear = 31 + 28.25 + 31 + 30 + 31 + days; } else if (months === 7) { dayofyear = 31 + 28.25 + 31 + 30 + 31 + 30 + days; } else if (months === 8) { dayofyear = 31 + 28.25 + 31 + 30 + 31 + 30 + 31 + days; } else if (months === 9) { dayofyear = 31 + 28.25 + 31 + 30 + 31 + 30 + 31 + 31 + days; } else if (months === 10) { dayofyear = 31 + 28.25 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + days; } else if (months === 11) { dayofyear = 31 + 28.25 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + days; } else if (months === 12) { dayofyear = 31 + 28.25 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + days; } if (month === 1) { dayinyear = day; if (day >= 1 && day <= 31) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 2) { dayinyear = 31 + day; if (day >= 1 && day<= 29) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 3) { dayinyear = 31 + 28.25 + day; if (day >= 1 && day <= 31) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 4) { dayinyear = 31 + 28.25 + 31 + day; if (day >= 1 && day <= 30) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 5) { dayinyear = 31 + 28.25 + 31 + 30 + day; if (day >= 1 && day <= 31) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 6) { dayinyear = 31 + 28.25 + 31 + 30 + 31 + day; if (day >= 1 && day <= 30) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 7) { dayinyear = 31 + 28.25 + 31 + 30 + 31 + 30 + day; if (day >= 1 && day <= 31) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 8) { dayinyear = 31 + 28.25 + 31 + 30 + 31 + 30 + 31 + day; if (day >= 1 && day <= 31) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 9) { dayinyear = 31 + 28.25 + 31 + 30 + 31 + 30 + 31 + 31 + day; if (day >= 1 && day <= 30) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 10) { dayinyear = 31 + 28.25 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + day; if (day >= 1 && day <= 31) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 11) { dayinyear = 31 + 28.25 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + day; if (day >= 1 && day <= 30) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } else if (month === 12) { dayinyear = 31 + 28.25 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30 + day; if (day >= 1 && day <= 31) { readYear(); } else { alert("That is not a day of this month. Please restart the program and try again"); } } } function readYear() { year = prompt(name + ", what year were you born?"); year = parseInt(year); years = d.getFullYear(); if (year >= 0) { final(); } else { alert("Invalid year. Please restart the program and enter a valid year"); } } function final() { age = years - year; if (month > months) { age = age - 1; } else if (month === months) { if (day > days) { age = age - 1; } } resultm = age*12; if (month <= months) { resultm = resultm + months - month - 1; } else { resultm = resultm + 11 + months - month; } if (day <= days) { resultm = resultm + 1; } resultd = age * 365.25; if (month <= months) { resultd = Math.floor(resultd + dayofyear - dayinyear); } else { resultd = Math.floor(resultd + 365.25 - dayinyear + dayofyear); } resultw = Math.floor(resultd / 7); document.write(name + ", you are " + age + " years old"); document.write(", you are " + resultm + " months old"); document.write(", you are " + resultw + " weeks old"); document.write(", you are " + resultd + " days old"); } };

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