如何从两个提取分隔符

Question

1+2+3:4+5+6:7+8+9 

如何来界定，如果我有两个分隔符+和： ，我使用数组存储

myarray1 = [myarray2 componentsSeparatedByString:@":"]; delimit only : 

Answer 1

NSString *myString = @"Foo-bar/blee"; 
NSArray *myWords = [myString componentsSeparatedByCharactersInSet: 
         [NSCharacterSet characterSetWithCharactersInString:@"-/"] 
        ];