Get the height and width of the text in iOS

<span style= "font-family:arial, Helvetica, Sans-serif; Background-color:rgb (255, 255, 255); > In many cases, we need to know the width and height of a piece of text to better write the interface. The method in iOS is actually very simple, write a simple method as follows:</span>

<span style= "font-family:arial, Helvetica, Sans-serif; Background-color:rgb (255, 255, 255); ></span><pre name= "code" class= "CSharp" >cgsize calculatetextsize (uifont font, nsstring text)
		{
			cgsize texesize;
			Texesize = text. Stringsize (font);
			return texesize;
		}

font--denotes font size and font;

text--represents text content.