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格式化数字的方法？

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Jun 23, 2016 pm 02:26 PM

比如0.21951100 ，我只想取得小数点后面的数字，则是21951100，不用explode函数能实现吗？

回复讨论(解决方案)

转成字符串类型然后通过substring 截取小数点后面数字

方法很多

随便举一个

$a = "0.21951100";echo substr($a,strpos($a,".")+1);

21951100

另求当

$a = 0.21951100; //此时$a是数字类型//从这里开始还有没有可能知道0.219511后边还有两个0?

最强大家，直接str_replace ,分给我，不谢。

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