Style paddingTop egenskab

定义和用法

paddingTop Sets or returns the top inner padding of an element.

Inner padding attributes define the space between the element's border and its content.

margin property and Padding property Inserts space around the element. However, the difference is that margin inserts space around the border, while padding inserts space inside the element's border.

See also:

CSS Tutorial:CSS indre kantlinje

CSS Reference Manual:padding-top property

HTML DOM Reference Manual:Padding property

Instance

Example 1

Set the top inner padding of the <div> element:

document.getElementById("myDiv").style.paddingTop = "50px";

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Example 2

Reset the top inner padding of the <div> element to "normal":

document.getElementById("myDiv").style.paddingTop = "0px";

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Example 3

Returns the top inner padding of the <div> element:

alert(document.getElementById("myDiv").style.paddingTop);

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Example 4

Difference between marginTop and paddingTop:

function changeMargin() {
  document.getElementById("myDiv").style.marginTop = "100px";
}
function changePadding() {
  document.getElementById("myDiv2").style.paddingTop = "100px";
}

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Syntax

Return paddingTop property:

object.style.paddingTop

Set paddingTop property:

object.style.paddingTop = "%|length|initial|inherit"

Attribute value

Value Description
% Defined by the percentage of the parent element's width for the top inner padding.
length Defined by length units for the top inner padding.
initial Sets this property to its default value. See initial.
inherit Inherits this property from its parent element. See inherit.

Technical details

Default value: 0
Return value: A string representing the top inner padding of an element.
CSS version: CSS1

Browser support

Chrome Edge Firefox Safari Opera
Chrome Edge Firefox Safari Opera
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