how can i take only the letters that after the dot (.) in the word?
if i have the word: "Yes.No" i want that my string a will be equal to "No",
but that should work in every word, not just in Yes.No

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You splits the string at the dots, put both parts in a stringarray and then take the last element of the string array

string test = "yes.no";
			
string [] stringArray = test.Split('.');
			
test = stringArray[1];

thank you :) it's work!

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