C2 methods of adding 0 before the number according to the specified length

From , 3 Years ago, written in C#, viewed 189 times.

String snum = "123"; 
//方法1
String pnum = snum.PadLeft(6, '0'); 
//方法2
String fnum = String.Format("{0:000000}"，int.Parse(snum)); 
 
 

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