JavaScript Can Change HTML Attribute Values Mocktest

To hide an HTML element using JavaScript, you can modify the style property of the element to control its visibility. For example, element.style.display = "none"; hides the element by setting its display property to "none".

To show a hidden HTML element using JavaScript, you can modify the style property of the element to control its visibility. For example, element.style.display = "block"; shows the element by setting its display property to "block".

To disable an HTML button using JavaScript, you can directly modify the disabled property of the button element. For example, element.disabled = true; disables the button.

To enable a disabled HTML button using JavaScript, you can directly modify the disabled property of the button element. For example, element.disabled = false; enables the button.

To set the background color of an HTML element using JavaScript, you can modify the style property of the element. For example, element.style.backgroundColor = "color"; sets the background color of the element to the specified color.

To set the font color of an HTML element using JavaScript, you can modify the style property of the element. For example, element.style.color = "color"; sets the font color of the element to the specified color.

To set the font size of an HTML element using JavaScript, you can modify the style property of the element. For example, element.style.fontSize = "size"; sets the font size of the element to the specified size.

To set the text alignment of an HTML element using JavaScript, you can modify the style property of the element. For example, element.style.textAlign = "alignment"; sets the text alignment of the element to the specified alignment.

To set the border color of an HTML element using JavaScript, you can modify the style property of the element. For example, element.style.borderColor = "color"; sets the border color of the element to the specified color.

To set the border width of an HTML element using JavaScript, you can modify the style property of the element. For example, element.style.borderWidth = "width"; sets the border width of the element to the specified width.