Get week of year for a date value - Node.js Date

Node.js examples for Date:Year

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Description

Get week of year for a date value

Demo Code

Date.prototype.getWeek = function() {
  var onejan = new Date(this.getFullYear(), 0, 1);
  return Math.ceil((((this - onejan) / 86400000) + onejan.getDay() + 1) / 7);
}

var today = new Date();
var daynum = today.getDOY();

var weeknr = (new Date()).getWeek();
var d = (new Date()).getDay();
var day = (new Date()).getDate();
var month = (new Date()).getMonth();
var year = (new Date()).getFullYear();

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