一尘不染

将零填充添加到字符串

c#

如何为字符串添加“ 0”填充,以使字符串长度始终为4?

If input "1", 3 padding is added = 0001
If input "25", 2 padding is added = 0025
If input "301", 1 padding is added = 0301
If input "4501", 0 padding is added = 4501

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2020-05-19

共1个答案

一尘不染

您可以使用PadLeft

var newString = Your_String.PadLeft(4, '0');
2020-05-19