asp.net verifies that the string is a pure numeric detection function
- 2020-05-09 18:26:42
- OfStack
#region A way to determine if it is a number
public bool isnumeric(string str)
{
char[] ch=new char[str.Length];
ch=str.ToCharArray();
for(int i=0;i<ch.Length;i++)
{
if(ch[i]<48 || ch[i]>57)
return false;
}
return true;
}
#endregion