setProperties()

allows changing available configuration attributes of the control dynamically

setProperties(propertyConfig: ITextareaProps): void;

propertyConfig: object - an object with the available attributes of the control and their new values

Example

form.getItem("textarea").setProperties({
    label: "New textarea", 
    labelWidth: "80px",
    width: 500
});

It is possible to change values of the following configuration attributes of the Textarea control:

validation	(object,function) the rule of input validation
placeholder	(string) a tip for the textarea
readOnly	(boolean) defines whether a textarea is readonly
width	(string\|number\|"content") the width of a control
height	(string\|number\|"content") the height of a control
padding	(string\|number) sets padding between a cell and a border of the Textarea control
minlength	(string\|number) the minimum number of characters allowed in the textarea
maxlength	(string\|number) the maximum number of characters allowed in the textarea
css	(string) adds style classes to a control
label	(string) specifies a label for a control
labelWidth	(string\|number) sets the width of the label of a control
hiddenLabel	(boolean) invisible label that will be used to identify the input on the server side
labelPosition	(string) defines the position of a label: "left"\|"top"
required	(boolean) defines whether a control is required
helpMessage	(string) adds a help message to a control
preMessage	(string) a message that contains instructions for interacting with the control
successMessage	(string) a message that appears in case of successful validation of the control value
errorMessage	(string) a message that appears in case of error during validation of the control value

added in v7.0