Can set Multiline in textfield

In Textfield. How to I can set multiline ?

Use a text area
The standard editable text field used by desktop applications. A TextField control can contain one line of text, with one font, font size, and style. Use TextArea if you need multiple lines of text or styled text.

thank you Norman Palardy
then if i want get value in textArea Individually line how to?

dim temp as string = me.text // get the text
dim lines() as string = split(replacelineendings(temp), endofline) // split it into lines