iPhone, how to got the lines count of the UITextView text content?
<p>all, as topic, I want know the lines count of the UITextView,  because I do not want user use scorll bar to scrolling the content , so I want split the content to multi-sub content to show in the UITextView in order . </p>

<p>thanks for helping . </p>

<p>Regards</p>
