C# string split on first character found code example
Example: how consider the first caracter in Split c#
Considerar somente a primeira string especificada para realizar o split
You can specify how many substrings to return using string.Split:
string myString = "101.a.b.c.d"
var pieces = myString.Split(new[] { '.' }, 2);
Returns:
101
a.b.c.d