Here you can find the source of getFullMonthText()
//to get month of year Date.prototype.getFullMonthText = function() { var months = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"]; var m = this.getMonth(); return months[m]; }
Date.prototype.getFullMonth = function() { const month = this.getMonth()+1 return month < 10 ? '0'+month : month
Date.prototype.getFullMonth = function(){ if (this.getMonth() < 9) { return '0' + (1 + this.getMonth()); return 1 + this.getMonth(); };