How to increase UIButton height according to its title text?

Question

I need to increase height of the UIButton according to its title.

Image demonstrating the issue is below

Answer 1

This is fully tested as u said dynamic height

myButton=[UIButton buttonWithType:UIButtonTypeRoundedRect];
myButton.titleLabel.numberOfLines=0;
myButton.contentHorizontalAlignment = UIControlContentHorizontalAlignmentCenter;
NSString *titleOfButton=@"this is the very launch soon title here u can pass as long as big string";
[myButton setTitle:titleOfButton forState:UIControlStateNormal];
CGSize constraint1=CGSizeMake(150.0f, 5000.0f);
CGSize size1=[titleOfButton sizeWithFont:[UIFont systemFontOfSize:14.0f] constrainedToSize:constraint1 lineBreakMode:NSLineBreakByWordWrapping];
[myButton setFrame:CGRectMake(10,50,150, size1.height+20)];
[self.view addSubview:myButton];