前端 时间个性化 插件 jquery.timeago.js
关键词 ：
时间格式化 刚刚 N分钟前 N小时前 N天前 N月前 N年前
MM-dd hh:mm 或者 yyyy-MM-dd
前端：
<span class="time" title="2016-07-23 12:02:32"></span> |
用法：
$(".time").timeago();
插件： jquery.timeago.js
!function (t) {
function e(e) {
var n = t.extend(o.settings, e)
, s = t.proxy(r, this);
s(),
n.refreshMillis > 0 && setInterval(s, n.refreshMillis)
}
function r() {
var e = n(this)
, r = e.datetime;
return isNaN(r) || t(this).text(o.inWords(r)),
this
}
function n(e) {
return e = t(e),
e.data("timeago") || e.data("timeago", {
datetime: o.datetime(e)
}),
e.data("timeago")
}
function s(t) {
return (new Date).getTime() - t.getTime()
}
function i(t) {
var e = new Date;
return e.getMonth() > t.getMonth() || e.getDate() > t.getDate()
}
function a(t) {
return (new Date).getFullYear() > t.getFullYear()
}
Date.prototype.format = function (t) {
var e = {
"M+": this.getMonth() + 1,
"d+": this.getDate(),
"h+": this.getHours(),
"m+": this.getMinutes(),
"s+": this.getSeconds(),
"q+": Math.floor((this.getMonth() + 3) / 3),
S: this.getMilliseconds()
};
/(y+)/.test(t) && (t = t.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length)));
for (var r in e)
new RegExp("(" + r + ")").test(t) && (t = t.replace(RegExp.$1, 1 == RegExp.$1.length ? e[r] : ("00" + e[r]).substr(("" + e[r]).length)));
return t
}
;
var o = {
settings: {
refreshMillis: 6e4,
relative: !0,
strings: {
suffixAgo: "前",
seconds: "刚刚",
minute: "1分钟",
minutes: "%d分钟",
hour: "1小时",
hours: "%d小时",
days: "%d天",
months: "%d月",
years: "%d年",
numbers: []
},
yearsAgoFormat: "yyyy-MM-dd",
daysAgoFormat: "MM-dd hh:mm"
},
inWords: function (e) {
function r(e, r) {
var n = t.isFunction(e) ? e(r, u) : e
, s = g.numbers && g.numbers[r] || r;
return n.replace(/%d/i, s)
}
var n = o.settings.relative;
if (!n && a(e))
return e.format(this.settings.yearsAgoFormat);
if (!n && i(e))
return e.format(this.settings.daysAgoFormat);
var u = s(e)
, g = this.settings.strings
, h = g.suffixAgo
, d = Math.abs(u) / 1e3
, l = d / 60
, f = l / 60
, m = f / 24
, c = m / 30
, M = m / 365;
return words = 60 > d ? r(g.seconds, Math.floor(d)) : 60 > l ? r(g.minutes, Math.floor(l)) : 24 > f ? r(g.hours, Math.floor(f)) : 30 > m ? r(g.days, Math.floor(m)) : 365 > m ? r(g.months, Math.floor(c)) : r(g.years, Math.floor(M)),
"刚刚" == words ? words : words + h
},
parse: function (e) {
var r = t.trim(e);
return r = r.replace(/.d+/, ""),
r = r.replace(/-/, "/").replace(/-/, "/"),
r = r.replace(/T/, " ").replace(/Z/, " UTC"),
r = r.replace(/([+-]dd):?(dd)/, " $1$2"),
new Date(r)
},
datetime: function (e) {
var r = t(e).attr(o.isTime(e) ? "datetime" : "title");
return o.parse(r)
},
isTime: function (e) {
return "time" === t(e).get(0).tagName.toLowerCase()
}
};
t.fn.timeago = function (t) {
return this.each(function () {
e.call(this, t)
}),
this
}
}(window.jQuery)
jquery实现几分钟前、几小时前、几天前等时间差显示效果的代码实例
转：http://www.jb51.net/article/48912.htm
jquery插件实现
HTML代码：
<span class="time timeago" title="<fmt:formatDate value="${comment.createAt}" pattern="yyyy-MM-dd HH:mm:ss"/>"></span>
调用代码：
jQuery("span.timeago").timeago();
插件源码：
(function (factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(['jquery'], factory);
} else {
// Browser globals
factory(jQuery);
}
}(function ($) {
$.timeago = function(timestamp) {
if (timestamp instanceof Date) {
return inWords(timestamp);
} else if (typeof timestamp === "string") {
return inWords($.timeago.parse(timestamp));
} else if (typeof timestamp === "number") {
return inWords(new Date(timestamp));
} else {
return inWords($.timeago.datetime(timestamp));
}
};
var $t = $.timeago;
$.extend($.timeago, {
settings: {
refreshMillis: 60000,
allowFuture: false,
localeTitle: false,
cutoff: 0,
strings: {
prefixAgo: null,
prefixFromNow: null,
suffixAgo: "前",
suffixFromNow: "from now",
seconds: "1分钟",
minute: "1分钟",
minutes: "%d分钟",
hour: "1小时",
hours: "%d小时",
day: "1天",
days: "%d天",
month: "1月",
months: "%d月",
year: "1年",
years: "%d年",
wordSeparator: "",
numbers: []
}
},
inWords: function(distanceMillis) {
var $l = this.settings.strings;
var prefix = $l.prefixAgo;
var suffix = $l.suffixAgo;
if (this.settings.allowFuture) {
if (distanceMillis < 0) {
prefix = $l.prefixFromNow;
suffix = $l.suffixFromNow;
}
}
var seconds = Math.abs(distanceMillis) / 1000;
var minutes = seconds / 60;
var hours = minutes / 60;
var days = hours / 24;
var years = days / 365;
function substitute(stringOrFunction, number) {
var string = $.isFunction(stringOrFunction) ? stringOrFunction(number, distanceMillis) : stringOrFunction;
var value = ($l.numbers && $l.numbers[number]) || number;
return string.replace(/%d/i, value);
}
var words = seconds < 45 && substitute($l.seconds, Math.round(seconds)) ||
seconds < 90 && substitute($l.minute, 1) ||
minutes < 45 && substitute($l.minutes, Math.round(minutes)) ||
minutes < 90 && substitute($l.hour, 1) ||
hours < 24 && substitute($l.hours, Math.round(hours)) ||
hours < 42 && substitute($l.day, 1) ||
days < 30 && substitute($l.days, Math.round(days)) ||
days < 45 && substitute($l.month, 1) ||
days < 365 && substitute($l.months, Math.round(days / 30)) ||
years < 1.5 && substitute($l.year, 1) ||
substitute($l.years, Math.round(years));
var separator = $l.wordSeparator || "";
if ($l.wordSeparator === undefined) { separator = " "; }
return $.trim([prefix, words, suffix].join(separator));
},
parse: function(iso8601) {
var s = $.trim(iso8601);
s = s.replace(/.d+/,""); // remove milliseconds
s = s.replace(/-/,"/").replace(/-/,"/");
s = s.replace(/T/," ").replace(/Z/," UTC");
s = s.replace(/([+-]dd):?(dd)/," $1$2"); // -04:00 -> -0400
return new Date(s);
},
datetime: function(elem) {
var iso8601 = $t.isTime(elem) ? $(elem).attr("datetime") : $(elem).attr("title");
return $t.parse(iso8601);
},
isTime: function(elem) {
// jQuery's `is()` doesn't play well with HTML5 in IE
return $(elem).get(0).tagName.toLowerCase() === "time"; // $(elem).is("time");
}
});
// functions that can be called via $(el).timeago('action')
// init is default when no action is given
// functions are called with context of a single element
var functions = {
init: function(){
var refresh_el = $.proxy(refresh, this);
refresh_el();
var $s = $t.settings;
if ($s.refreshMillis > 0) {
setInterval(refresh_el, $s.refreshMillis);
}
},
update: function(time){
$(this).data('timeago', { datetime: $t.parse(time) });
refresh.apply(this);
},
updateFromDOM: function(){
$(this).data('timeago', { datetime: $t.parse( $t.isTime(this) ? $(this).attr("datetime") : $(this).attr("title") ) });
refresh.apply(this);
}
};
$.fn.timeago = function(action, options) {
var fn = action ? functions[action] : functions.init;
if(!fn){
throw new Error("Unknown function name '"+ action +"' for timeago");
}
// each over objects here and call the requested function
this.each(function(){
fn.call(this, options);
});
return this;
};
function refresh() {
var data = prepareData(this);
var $s = $t.settings;
if (!isNaN(data.datetime)) {
if ( $s.cutoff == 0 || distance(data.datetime) < $s.cutoff) {
$(this).text(inWords(data.datetime));
}
}
return this;
}
function prepareData(element) {
element = $(element);
if (!element.data("timeago")) {
element.data("timeago", { datetime: $t.datetime(element) });
var text = $.trim(element.text());
if ($t.settings.localeTitle) {
element.attr("title", element.data('timeago').datetime.toLocaleString());
} else if (text.length > 0 && !($t.isTime(element) && element.attr("title"))) {
element.attr("title", text);
}
}
return element.data("timeago");
}
function inWords(date) {
return $t.inWords(distance(date));
}
function distance(date) {
return (new Date().getTime() - date.getTime());
}
// fix for IE6 suckage
document.createElement("abbr");
document.createElement("time");
}));