AngularJS-如何将毫秒转换为xHours和yMins
AngularJS - How do you convert milliseconds to xHours and yMins
我有一个要求,我想在AngularJS中将毫秒转换为xHours和yMins。
例如,3600000应显示为1h 0m。
我尝试使用Angular网站上日期格式的date:'H:m'
和date:'HH:mm'
。
但它们给出的是19:0和19:00,而不是1h 0m。
任何实现这一目标的指针都将是有益的。
感谢
让我们为此制作一个自定义过滤器,例如:
.filter('millSecondsToTimeString', function() {
return function(millseconds) {
var oneSecond = 1000;
var oneMinute = oneSecond * 60;
var oneHour = oneMinute * 60;
var oneDay = oneHour * 24;
var seconds = Math.floor((millseconds % oneMinute) / oneSecond);
var minutes = Math.floor((millseconds % oneHour) / oneMinute);
var hours = Math.floor((millseconds % oneDay) / oneHour);
var days = Math.floor(millseconds / oneDay);
var timeString = '';
if (days !== 0) {
timeString += (days !== 1) ? (days + ' days ') : (days + ' day ');
}
if (hours !== 0) {
timeString += (hours !== 1) ? (hours + ' hours ') : (hours + ' hour ');
}
if (minutes !== 0) {
timeString += (minutes !== 1) ? (minutes + ' minutes ') : (minutes + ' minute ');
}
if (seconds !== 0 || millseconds < 1000) {
timeString += (seconds !== 1) ? (seconds + ' seconds ') : (seconds + ' second ');
}
return timeString;
};
});
然后使用它:
<div>{{ millSeconds | millSecondsToTimeString }}</div>
AngularJS中有日期转换器,只需设置所需的日期格式:
{{milliseconds | date:'yyyy-MM-dd HH:mm'}}
此外,我还使用jQuery timeAgo()函数创建了这样的"timeAgo"过滤器:
.filter('timeAgo', function() {
return function(input) {
if (input == null) return "";
return jQuery.timeago(input);
};
})
用法:
{{milliseconds | timeAgo}}
或者将这两种格式一起用于宽日期表示:
<span>{{milliseconds | timeAgo}}, {{milliseconds | date:'yyyy-MM-dd HH:mm'}}</span>
结果:
12 minutes ago, 2015-03-04 11:38
您需要使用moment的持续时间对象。
要做你想做的事,试试这个:
app.controller 'MainCtrl', ($scope) ->
$scope.name = 'World'
$scope.milliseconds = 3600000
$scope.duration = moment.duration($scope.milliseconds)
以及标记
<body ng-controller="MainCtrl">
<p>Milliseconds: {{milliseconds}}</p>
<p>Duration: {{duration.hours()}}h {{duration.minutes()}}m</p>
</body>
plunkr:http://plnkr.co/edit/2HL75Tmr4CoAy5R9smkx
谢谢。我稍微修改了你的过滤器,以hh:mm:ss格式返回持续时间。
.filter('duration', function() {
//Returns duration from milliseconds in hh:mm:ss format.
return function(millseconds) {
var seconds = Math.floor(millseconds / 1000);
var h = 3600;
var m = 60;
var hours = Math.floor(seconds/h);
var minutes = Math.floor( (seconds % h)/m );
var scnds = Math.floor( (seconds % m) );
var timeString = '';
if(scnds < 10) scnds = "0"+scnds;
if(hours < 10) hours = "0"+hours;
if(minutes < 10) minutes = "0"+minutes;
timeString = hours +":"+ minutes +":"+scnds;
return timeString;
}
});
对于任何想要使用逗号分隔符的人(例如"21天14小时7分钟"):
'use strict';
angular.module('contests').filter('duration', function () {
return function(milliseconds) {
var seconds = Math.floor(milliseconds / 1000);
var days = Math.floor(seconds / 86400);
var hours = Math.floor((seconds % 86400) / 3600);
var minutes = Math.floor(((seconds % 86400) % 3600) / 60);
var dateTimeDurationString = '';
if ((days > 0) && (hours === 0 && minutes === 0)) dateTimeDurationString += (days > 1) ? (days + ' days ') : (days + ' day ');
if ((days > 0) && (hours > 0 || minutes > 0)) dateTimeDurationString += (days > 1) ? (days + ' days, ') : (days + ' day, ');
if ((hours > 0) && (minutes > 0)) dateTimeDurationString += (hours > 1) ? (hours + ' hours, ') : (hours + ' hour, ');
if ((hours > 0) && (minutes === 0)) dateTimeDurationString += (hours > 1) ? (hours + ' hours ') : (hours + ' hour ');
if (minutes > 0) dateTimeDurationString += (minutes > 1) ? (minutes + ' minutes ') : (minutes + ' minute ');
return dateTimeDurationString;
};
});
试试这个
var app = angular.module ( 'myApp', [] ) ;
app.controller ( 'myController', function ( $scope, $filter) {
$scope.date = $filter('date')(milliseconds, 'MM/dd/yyyy');
});
使用以下语法
$filter('date')(dateObj, format)
例如
$filter('date')(1324339200000, 'dd/MM/yyyy');
(function () {
'use strict';
angular
.module('module_name')
.filter('secondsToDateTime', secondsToDateTime);
function secondsToDateTime() {
return function(seconds) {
return new Date(1970, 0, 1).setSeconds(seconds);
};
}
})();
<span>{{seconds | secondsToDateTime | date:'HH:mm:ss'}}</span>
适用于TypeScript,但可适用于任何语言。
convertTimeMS(timeMS: number): string {
const seconds = Math.floor(timeMS / 1000);
const minutes = Math.floor(seconds / 60);
const hours = Math.floor(minutes / 60);
let str: string = '';
if(hours > 0) {
str = str + hours.toString() + 'h ';
}
if(minutes%60 > 0) {
str = str + Number(minutes%60).toString() + 'm ';
}
if(seconds%60 > 0) {
str = str + Number(seconds%60).toString() + 's ';
}
return str;
}