UILabel *msgLabel = [[UILabel alloc] initWithFrame:CGRectMake(15, 45, 0, 0)]; //290 230 msgLabel.backgroundColor = [UIColor lightTextColor]; [msgLabel setNumberOfLines:0];
msgLabel.lineBreakMode = UILineBreakModeWordWrap;
UIFont *fonts = [UIFont fontWithName:@"Arial" size:12];
msgLabel.font = fonts;
CGSize size = CGSizeMake(290, 1000);
msgLabel.text =@“......”;
CGSize msgSie = [msgLabel.text sizeWithFont:fonts constrainedToSize:size lineBreakMode:UILineBreakModeWordWrap];
[msgLabel setFrame:CGRectMake(15, 45, 290, msgSie.height)];