php有关问题(急)
php问题(急)
一、 用JAVASCRIPT写一个浮点数格式化函数。要求可以指定保留的小数位数。要求:IE版本小于5.5,那就是说,现成的新函数是不可用的。
二、 用PHP写一个格式化显示文件大小的函数。即显示为345b,123K,78M,1.2G,这就是说,超过1K的用K为单位显示,超过1M的以M为单位显示。
三、 用PHP写一个把网页上的 #20345D 这样的色彩,转换成R G B的函数。不可以使用全局变量,函数必须同时返回RGB三个值。需要注意的是 FIREFOX格式的HTML中会有#123,实际是#112233的简写。
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凭什么要给你??
就凭你 14.29% 的结贴率?
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第二个题……貌似我昨天回答过了。。。。。
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呵呵
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晕

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