Nodejs Month Name Get getMonthName(lang)

Method Source Code

// create human readable day and month names
Date.prototype.getMonthName = function(lang) {
    lang = lang && (lang in Date.locale) ? lang : 'en';
    return Date.locale[lang].month_names[this.getMonth()];
};

Date.prototype.getMonthNameShort = function(lang) {
    lang = lang && (lang in Date.locale) ? lang : 'en';
    return Date.locale[lang].month_names_short[this.getMonth()];
};

Date.prototype.getDayName = function(lang) {
    lang = lang && (lang in Date.locale) ? lang : 'en';
    return Date.locale[lang].day_names[this.getDay()];
};

Date.prototype.getDayNameShort = function(lang) {
    lang = lang && (lang in Date.locale) ? lang : 'en';
    return Date.locale[lang].day_names_short[this.getDay()];
};

Date.locale = {//from  w  ww. j a v a  2s  .  c o m
    en: {
       month_names: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
       month_names_short: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],
       day_names: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
       day_names_short: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat']
    }
};

Related

1. getMonthName()

   Date.prototype.getMonthName = function () {
     var monthNames = ["January", "February", "March", "April", "May", "June",
       "July", "August", "September", "October", "November", "December"
     ];
     return monthNames[this.getMonth()];
   };
   

2. getMonthName(abbreviation)

   "use_strict";
   function getMonthName(index, abbreviation)
       abbreviation = (typeof abbreviation === 'boolean' && abbreviation);
       var abbrs = ['Jan','Feb','Mar','Apr','May','June','July','Aug','Sept','Oct','Nov','Dec'],
           names = ['January','February','March','April','May','June','July','August','September','October','November','December'];
       return abbreviation ? abbrs[ index ] : names[ index ];
   Date.prototype.getMonthName = function(abbreviation)
   ...
   

3. getMonthName(i)

   Date.prototype.getMonthName = function(i)
       "use strict";
       var months = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
       if(i == months.length) 
           i = 0;
       return months[i];
   ...
   

4. getMonthName(lang)

   Date.prototype.getMonthName = function(lang) {
       lang = lang && (lang in Date.locale) ? lang : 'en';
       return Date.locale[lang].month_names[this.getMonth()];
   };
   Date.prototype.getMonthNameShort = function(lang) {
       lang = lang && (lang in Date.locale) ? lang : 'en';
       return Date.locale[lang].month_names_short[this.getMonth()];
   };
   Date.locale = {
   ...
   

5. getMonthName(lang)

   Date.prototype.getMonthName = function(lang) {
     lang = lang || 'sv-SE';
     return this.toLocaleString(lang, {month: 'long'});
   };
   

6. getMonthName(lang)

   Date.prototype.getMonthName = function(lang) {
       lang = lang && (lang in Date.locale) ? lang : 'de';
       return Date.locale[lang].month_names[this.getMonth()];
   };
   Date.locale = {
       de: {
           month_names: ['Januar', 'Februar', 'M?', 'April', 'Mai', 'Juni', 'Juli', 'August', 'September', 'Oktober', 'November', 'Dezember'],
           month_names_short: ['Jan', 'Feb', 'M?, 'Apr', 'Mai', 'Jun', 'Jul', 'Aug', 'Sep', 'Okt', 'Nov', 'Dez'],
           day_names: ['Sonntag', 'Montag', 'Dienstag', 'Mittwoch', 'Donnerstag', 'Freitag', 'Samstag'],
   ...
   

7. getMonthName(lang)

   Date.prototype.getMonthName = function (lang) {
     lang = lang && (lang in Date.locale) ? lang : 'en';
     return Date.locale[lang].monthNames[this.getMonth()];
   };
   Date.locale = {
     en: {
       monthNames: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
       monthNamesShort: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
   };
   

8. getMonthNameShort(lang)

   Date.prototype.getMonthNameShort = function(lang) {
       lang = lang && (lang in Date.locale) ? lang : 'de';
       return Date.locale[lang].month_names_short[this.getMonth()];
   };
   Date.locale = {
       de: {
           month_names: ['Januar', 'Februar', 'M?', 'April', 'Mai', 'Juni', 'Juli', 'August', 'September', 'Oktober', 'November', 'Dezember'],
           month_names_short: ['Jan', 'Feb', 'M?, 'Apr', 'Mai', 'Jun', 'Jul', 'Aug', 'Sep', 'Okt', 'Nov', 'Dez'],
           day_names: ['Sonntag', 'Montag', 'Dienstag', 'Mittwoch', 'Donnerstag', 'Freitag', 'Samstag'],
   ...
   

9. getMonthNameShort(lang)

   Date.prototype.getMonthNameShort = function (lang) {
     lang = lang && (lang in Date.locale) ? lang : 'en';
     return Date.locale[lang].monthNamesShort[this.getMonth()];
   };