NSString *text=@"this is the test"; CGSize constraintSize; constraintSize.width = rect1.size.width; constraintSize.height = MAXFLOAT; CGSize sizeFrame =[text sizeWithFont: [UIFont systemFontOfSize:16] constrainedToSize:constraintSize lineBreakMode: UILineBreakModeWordWrap]; textview.text=text; [textView setFrame:CGRectMake(0, 0, 310, sizeFrame.height+40)];
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