日期格式化;多少小时前、多少分钟前、多少秒前;

jaywcjlove · Jan 20, 2015 · 507ade3 · 507ade3
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diff --git a/README.md b/README.md
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+## format
+> 格式化时间
+
+```js
+new Date('2015-10-12 23:01:11').format("yyyy年MM月dd日 hh:mm:ss");
+//⇒ "2015年10月12日 23:01:11"
+
+var testDate = new Date(); 
+var testStr = testDate.format("yyyy年MM月dd日hh小时mm分ss秒"); 
+//=> testStr =  2015年01月20日 19小时21分03秒
+```
+
+
+### diff
+> 多少小时前、多少分钟前、多少秒前
+
+```js
+new Date(1421313395359).diff(1411430400000)
+//=> "3个月前"
+
+new Date(1421313395359).diff('1987-04-03')
+//=> "28年前"
+
+new Date('2010-02-02').diff('1987-04-03')
+//=> "23年前"
+```
+# date.js
diff --git a/date.html b/date.html
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+<!DOCTYPE html>
+<html lang="en">
+<head>
+	<meta charset="UTF-8">
+	<title>时间转换</title>
+	<script type="text/javascript" src="date.js"></script>
+</head>
+<body>
+
+</body>
+</html>
diff --git a/date.js b/date.js
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+/**
+ * Copyright © kacper.wang 
+ * http://jaywcjlove.github.io
+ */
+;(function(window){
+	/**
+	 * [format 日期格式化]
+	 * @param  {[type]} format ["YYYY年MM月dd日hh小时mm分ss秒"]
+	 * @return {[type]}        [string]
+	 */
+	Date.prototype.format = function(format){ 
+		var o = { 
+			"M+" : this.getMonth()+1, //month 
+			"d+" : this.getDate(), //day 
+			"h+" : this.getHours(), //hour 
+			"m+" : this.getMinutes(), //minute 
+			"s+" : this.getSeconds(), //second 
+			"q+" : Math.floor((this.getMonth()+3)/3), //quarter 
+			"S" : this.getMilliseconds() //millisecond 
+		}
+		if(/(y+)/.test(format))
+			format = format.replace(RegExp.$1, (this.getFullYear()+"").substr(4 - RegExp.$1.length));
+		for(var k in o) 
+			if(new RegExp("("+ k +")").test(format)) 
+			format = format.replace(RegExp.$1, RegExp.$1.length==1 ? o[k] : ("00"+ o[k]).substr((""+ o[k]).length));
+		return format; 
+	}
+	/**
+	 * [diff 多少小时前、多少分钟前、多少秒前]
+	 * @return {[type]} [string]
+	 */
+	Date.prototype.diff = function(){ 
+		if(!arguments.length) return '';
+		var arg = arguments,
+			now=this.getTime(),
+			past =  !isNaN(arg[0])?arg[0]:new Date(arg[0]).getTime(),
+			diffValue = now - past,
+			result=''
+			console.log(new Date(past).getTime(),"2332")
+			minute = 1000 * 60,
+			hour = minute * 60,
+			day = hour * 24,
+			halfamonth = day * 15,
+			month = day * 30,
+			year = month * 12,
+
+			_year = diffValue/year,
+			_month =diffValue/month,
+			_week =diffValue/(7*day),
+			_day =diffValue/day,
+			_hour =diffValue/hour,
+			_min =diffValue/minute;
+
+		if(_year>=1) result=parseInt(_year) + "年前";
+		else if(_month>=1) result=parseInt(_month) + "个月前";
+		else if(_week>=1) result=parseInt(_week) + "周前";
+		else if(_day>=1) result=parseInt(_day) +"天前";
+		else if(_hour>=1) result=parseInt(_hour) +"个小时前";
+		else if(_min>=1) result=parseInt(_min) +"分钟前";
+		else result="刚刚";
+		return result;
+	}
+})(window);