****timeago.js插件: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

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****timeago.js插件: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

suboysugar 2017-11-04 21:01:00 浏览865
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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

 

复制代码
!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(/([\+\-]\d\d)\:?(\d\d)/, " $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:

复制代码代码如下:

<span class="time timeago" title="<fmt:formatDate value="${comment.createAt}" pattern="yyyy-MM-dd HH:mm:ss"/>"></span>

 

调用代码:

复制代码代码如下:

jQuery("span.timeago").timeago();

 

插件源码:

复制代码代码如下:

(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(/([\+\-]\d\d)\:?(\d\d)/," $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");
}));
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