ActionScript 2.0 Components Language Reference 
ActionScript 2.0 Components Language Reference |
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| TextArea component > Using the TextArea component | |||
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You can use a TextArea component wherever you need a multiline text field. If you need a single-line text field, use the TextInput component. For example, you could use a TextArea component as a comment field in a form. You could set up a listener that checks if the field is empty when a user tabs out of the field. That listener could display an error message indicating that a comment must be entered in the field.
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