如何在JavaScript中从这个日期对象生成月份的名称(例如:10月/ 10月)?

var objDate = new Date("10/11/2009");

当前回答

这里是一个函数,你将1传递给12,并返回完整的月份名称例如" January "或" July "

    function getMonthName(monthNumber) {
      return new Date('1999-' + monthNumber + '-15').toLocaleString('en-us', { month: 'long' })
    }

其他回答

将名称存储在一个数组中,并根据月份的索引进行查找。

var month=new Array(12);
month[0]="January";
month[1]="February";
month[2]="March";
month[3]="April";
month[4]="May";
month[5]="June";
month[6]="July";
month[7]="August";
month[8]="September";
month[9]="October";
month[10]="November";
month[11]="December";

document.write("The current month is " + month[d.getMonth()]);

JavaScript getMonth()方法

如果你不想使用一个外部库,或者存储一个月份名称的数组,或者如果ECMAScript国际化API因为浏览器兼容性而不够好,你可以通过从日期输出中提取信息来实现:

var now = new Date();
var monthAbbrvName = now.toDateString().substring(4, 7);

这将为您提供缩写的月份名称,例如october。我相信日期将以各种格式出现,这取决于初始化和您的地区,因此请查看toDateString()返回的内容,并基于此重新计算您的substring()值。

较短的版本:

const monthNames = ["January", "February", "March", "April", "May", "June", “七月”,“八月”,“九月”,“十月”,“十一月”,“十二月” ]; const d = new Date(); 文档。write("当前月份是" + monthNames[d.getMonth()]);

注(2019-03-08)-我最初在2009年写的这个答案已经过时了。请参阅David Storey的回答以获得更好的解决方案。

文档。写(新日期()。toLocaleString('en-us',{月:'长',年:'数字',日:'数字'}))

date对象中一些常见的简单处理可以通过它来完成。

var monthNames = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; var monthShortNames = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ]; function dateFormat1(d) { var t = new Date(d); return t.getDate() + ' ' + monthNames[t.getMonth()] + ', ' + t.getFullYear(); } function dateFormat2(d) { var t = new Date(d); return t.getDate() + ' ' + monthShortNames[t.getMonth()] + ', ' + t.getFullYear(); } console.log(dateFormat1(new Date())) console.log(dateFormat2(new Date()))

或者你可以制作日期原型

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

Ex:

var dateentt3新日期()#发情

var dateFormat4 = new Date().getFormatDate();# 16 三月, 2017