Last Friday of each month: Difference between revisions

===Imperative===

{{works with|Nodejs}}

<lang javascript>

var last_friday_of_month, print_last_fridays_of_month;

last_friday_of_month = function(year, month) {

var i, last_day;

i = 0;

while (true) {

last_day = new Date(year, month, i);

if (last_day.getDay() === 5) {

return last_day.toDateString();

}

i -= 1;

}

};

print_last_fridays_of_month = function(year) {

var month, results;

results = [];

for (month = 1; month <= 12; ++month) {

results.push(console.log(last_friday_of_month(year, month)));

}

return results;

};

(function() {

var year;

year = parseInt(process.argv[2]);

return print_last_fridays_of_month(year);

})();

</lang>

{{out}}

<lang>

>node lastfriday.js 2015

Fri Jan 30 2015

Fri Feb 27 2015

Fri Mar 27 2015

Fri Apr 24 2015

Fri May 29 2015

Fri Jun 26 2015

Fri Jul 31 2015

Fri Aug 28 2015

Fri Sep 25 2015

Fri Oct 30 2015

Fri Nov 27 2015

Fri Dec 25 2015

</lang>