ios - Updating text within NSMutableAttributedString -

i create nsmutableattributedstring in init method of view doing this:

self.name = [[nsmutableattributedstring alloc] initwithstring:@"gabe jacobs"]; 

how update string within without initing again? don't want have create new 1 every time. idea?

nsmutablestring *string = [nsmutablestring stringwithstring:@"first"]; [string replacecharactersinrange:nsmakerange(0, string.length) withstring:@"second"];