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Find the next first Tuesday of the month
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| <!doctype html> | |
| <html> | |
| <head> | |
| <title>Next first Tuesday of the month</title> | |
| </head> | |
| <body> | |
| <div id="nextMeetupTime"></div> | |
| <script> | |
| var now = new Date(); | |
| var thisMonth = new Date(now.getFullYear(), now.getMonth(), 1); | |
| var months = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December']; | |
| var nextTuesday = function(date) { | |
| var day = 1; | |
| while (date.getDay() != 2) { | |
| day++; | |
| date = new Date(date.getFullYear(), date.getMonth(), day); | |
| } | |
| return date; | |
| }; | |
| var writeDate = function(date) { | |
| var nextMeetup = months[date.getMonth()] + ' ' + date.getDate() + ', ' + date.getFullYear() + ' at 6pm'; | |
| document.getElementById('nextMeetupTime').innerHTML = nextMeetup; | |
| }; | |
| thisMonth = nextTuesday(thisMonth); | |
| if (now.getDate() <= thisMonth.getDate()) { | |
| writeDate(thisMonth); | |
| } else { | |
| if (now.getMonth() == 11) { | |
| var nextYear = new Date(now.getFullYear() + 1, 0, 1); | |
| nextYear = nextTuesday(nextYear); | |
| writeDate(nextYear); | |
| } else { | |
| var nextMonth = new Date(now.getFullYear(), now.getMonth() + 1, 1); | |
| nextMonth = nextTuesday(nextMonth); | |
| writeDate(nextMonth); | |
| } | |
| } | |
| </script> | |
| </body> | |
| </html> |
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