style borderTopColor 属性

将 <div> 元素的上边框颜色更改为红色：

document.getElementById("myDiv").style.borderTopColor = "red";

描述

borderTopColor 属性设置或返回元素上边框的颜色。

Property
borderTopColor	Yes	Yes	Yes	Yes	Yes

返回 borderTopColor 属性：

object.style.borderTopColor

设置 borderTopColor 属性：

object.style.borderTopColor = "color|transparent|initial|inherit"

Value	Description
color	Specifies the color of the top border. Look at CSS Color Values for a complete list of possible color values. Default color is the current color of the element
transparent	The color of the top border is transparent (underlying content will shine through)
initial	Sets this property to its default value. Read about initial
inherit	Inherits this property from its parent element. Read about inherit