HTML DOM Textarea cols Property

# Textarea cols Property

Textarea Object

## Example

Change the width of a text area:

document.getElementById("myTextarea").cols = "100";
Try it yourself »

## Definition and Usage

The cols property sets or returns the value of the cols attribute of a text area.

The cols attribute specifies the visible width of a text area, in characters.

Tip: You can also use the style.width property to set the width of a text area.

Tip: Use the rows property, or the style.height property to change the height of a text area.

## Browser Support

The cols property is supported in all major browsers.

## Syntax

Return the cols property:

textareaObject.cols

Set the cols property:

textareaObject.cols=number

## Property Values

Value | Description
--- | ---
number | Specifies the width of the text area (in average character width). Default is 20

## Technical Details

Return Value: | A Number, representing the width of the text area, in characters

## More Examples

## Example

Get the width of the text area, in characters:

var x = document.getElementById("myTextarea").cols;

The result of x will be:

50
Try it yourself »

## Example

Change the width of a text area using the style.width property:

document.getElementById("myTextarea").style.width = "500px";
Try it yourself »

## Example

Change the width and height of a text area using the cols and rows properties:

document.getElementById("myTextarea").cols = "100";
document.getElementById("myTextarea").rows = "10";
Try it yourself »

## Example

Change the width and height of a text area using the style.width and style.height properties:

document.getElementById("myTextarea").style.width = "500px";
document.getElementById("myTextarea").style.height = "100px";
Try it yourself »

## Related Pages

HTML reference: HTML <textarea> cols attribute

Textarea Object

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