In this example I am using ; you can change that to whatever you are using to separate your string values.

string example = 'one;two;three'; List<String> list = new List<String>(); for(String s : example.split(';')){ list.add(s); }

In this example I am using ; you can change that to whatever you are using to separate your string values.

string example = 'one;two;three';
List<String> list = new List<String>();
for(String s : example.split(';'))
{
   list.add(s);
}

In this example I am using ; you can change that to whatever you are using to separate your string values.

string example = 'one;two;three'; List<String> list -= new List<String>(); for(String s : example.split(';')){ list.add(s); }

In this example I am using ; you can change that to whatever you are using to separate your string values.

string example = 'one;two;three'; List<String> list = new List<String>(); for(String s : example.split(';')){ list.add(s); }