style borderLeftWidth 属性

将 <div> 元素左边框的宽度更改为 10px：

document.getElementById("myDiv").style.borderLeftWidth = "10px";

描述

borderLeftWidth 属性设置或返回元素左边框的宽度。

Property
borderLeftWidth	Yes	Yes	Yes	Yes	Yes

返回 borderLeftWidth 属性：

object.style.borderLeftWidth

设置 borderLeftWidth 属性：

Value	Description
thin	Defines a thin border
medium	Defines a medium border. This is default
thick	Defines a thick border
length	The width of the border in length units
initial	Sets this property to its default value. Read about initial
inherit	Inherits this property from its parent element. Read about inherit