C#中double类型转化成字符串并指定要保留的小数位数

From , 2 Years ago, written in C#, viewed 210 times.

double temp=3.1415926;
 
(F)Fixed point:string str1=temp.toString("f1");//保留一位小数 四舍五入 结果：3.1
 
(F)Fixed point:string str2=temp.toString("f2");//保留两位小数，四舍五入 下面一次类推 结果：3.14
 
(N)Number:string str2=temp.toString("N");//保留 结果：3.14
 
(G)General (default):string str2=temp.toString("G");//保留 结果：3.1415926
 
(P)Percent:string str2=temp.toString("P");//保留 结果：314.16%
 
(E)Scientific:string str2=temp.toString("E");//保留 结果E:3.141593E+000
 
(C)Currency:string str2=temp.toString("C");//保留 结果：￥3.14
//csharp/6045

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C#中double类型转化成字符串并指定要保留的小数位数

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