<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Kiisun]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qieqing</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qieqing]]></copyright><item><title><![CDATA[char和nchar,varchar和nvarchar,text和ntext(转)]]></title><link>https://blog.youkuaiyun.com/qieqing/article/details/4089622</link><guid>https://blog.youkuaiyun.com/qieqing/article/details/4089622</guid><author>qieqing</author><pubDate>Sat, 18 Apr 2009 13:29:00 +0800</pubDate><description><![CDATA[varchar和nvarchar的区别：varchar(n)长度为 n 个字节的可变长度且非 Unicode 的字符数据。n 必须是一个介于 1 和 8,000 之间的数值。存储大小为输入数据的字节的实际长度，而不是 n 个字节（如varchar(6),当字段为qqq时，数据库实际占用空间为3个字节，而不是6个字节，但只允许存储6个字节，一般中文占两个字节）。nvarchar(n)包含 n]]></description><category></category></item><item><title><![CDATA[char、varchar、text、ntext、bigint、int、smallint、tinyint和bit的区别及数据库的数据类型（转）]]></title><link>https://blog.youkuaiyun.com/qieqing/article/details/4089617</link><guid>https://blog.youkuaiyun.com/qieqing/article/details/4089617</guid><author>qieqing</author><pubDate>Sat, 18 Apr 2009 13:26:00 +0800</pubDate><description><![CDATA[Varchar 对每个英文(ASCII)字符都占用2个字节，对一个汉字也只占用两个字节char 对英文(ASCII)字符占用1个字节，对一个汉字占用2个字节Varchar 的类型不以空格填满，比如varchar(100)，但它的值只是"qian",则它的值就是"qian"而char 不一样，比如char(100),它的值是"qian"，而实际上它在数据库中是"qian "(qian后共有96个空格]]></description><category></category></item><item><title><![CDATA[substring,slice,substr ]]></title><link>https://blog.youkuaiyun.com/qieqing/article/details/4089591</link><guid>https://blog.youkuaiyun.com/qieqing/article/details/4089591</guid><author>qieqing</author><pubDate>Sat, 18 Apr 2009 13:15:00 +0800</pubDate><description><![CDATA[这是JavaScript 权威指南上的说明，象我这种E文很烂的就能勉强看懂一下，并没有对着翻译，只是按照理解说明了下。string.substring(from, to)ArgumentsfromA nonnegative integer that specifies the position with]]></description><category></category></item><item><title><![CDATA[getBoundingClientRect() 来获取页面元素的位置 ]]></title><link>https://blog.youkuaiyun.com/qieqing/article/details/4089547</link><guid>https://blog.youkuaiyun.com/qieqing/article/details/4089547</guid><author>qieqing</author><pubDate>Sat, 18 Apr 2009 12:53:00 +0800</pubDate><description><![CDATA[document.documentElement.getBoundingClientRect  下面这是MSDN的解释：SyntaxoRect = object.getBoundingClientRect()Return ValueReturns a TextRectangle object. Each rectangle has four integer pr]]></description><category></category></item><item><title><![CDATA[caller,arguments.callee,call,apply]]></title><link>https://blog.youkuaiyun.com/qieqing/article/details/4088715</link><guid>https://blog.youkuaiyun.com/qieqing/article/details/4088715</guid><author>qieqing</author><pubDate>Sat, 18 Apr 2009 00:39:00 +0800</pubDate><description><![CDATA[caller 返回调用当前函数的函数的引用  The caller property is available only within the body of a function. If used outside a function declaration, the caller property is null.If the currently executing function ]]></description><category></category></item><item><title><![CDATA[Javascript标准DOM Range操作(1) ]]></title><link>https://blog.youkuaiyun.com/qieqing/article/details/2508009</link><guid>https://blog.youkuaiyun.com/qieqing/article/details/2508009</guid><author>qieqing</author><pubDate>Tue, 03 Jun 2008 16:21:00 +0800</pubDate><description><![CDATA[转自 http://www.never-online.net   bluedestiny2级DOM定义了一个createRange()方法，如果是按照DOM此标准的浏览器（IE并不是支持此标准的，但是IE里的属性或方法却远比标准中定义的多得多），它属于document对象，所以创建一个range对象要这样做：var oRange = document.createRange();如果你要检]]></description><category></category></item></channel></rss>