UITextView 相关知识点

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1.得到UITextView的高度

- (CGRect)contentSizeRectForTextView:(UITextView *)textView

{

    [textView.layoutManager ensureLayoutForTextContainer:textView.textContainer];

    CGRect textBounds = [textView.layoutManager usedRectForTextContainer:textView.textContainer];

    CGFloat width =  (CGFloat)ceil(textBounds.size.width + textView.textContainerInset.left + textView.textContainerInset.right);

    CGFloat height = (CGFloat)ceil(textBounds.size.height + textView.textContainerInset.top + textView.textContainerInset.bottom);

    return CGRectMake(0, 0, width, height);

}

2.

UITextView 相关知识点

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原文地址：http://www.cnblogs.com/rollrock/p/4444049.html