How to use offsetWidth in js
This article mainly introduces how to use offsetWidth in js. It is very detailed and has a certain reference value. Friends who are interested must finish it!
OffsetWidth usage in js
Width of offsetWidth// return box model (including width+ around padding+ left and right border)
# div1 {width:200px;height:200px;border:2pxsolidred;padding:5px;margin:1px;background:green;}
The offsetWidth of the above div1 is width+2*padding+2*border=200+2*5+2*2=214px
Ps:offsetLeft=left+margin-left
OffsetTop=top+margin-top
OffsetWidth is different from other properties
Note: the following element attributes and methods are passed through elem. Property or elem. Method, the window property is used through window. Property is used, and the document property is called through document.
/ *
* element View Properties
* offsetWidth horizontal width+ left and right padding+ border-width
* offsetHeight vertical height+ up and down padding+ up and down border-width
*
* clientWidth horizontal width+ around padding
* clientHeight vertical height+ upper and lower padding
*
* offsetTop gets the distance from the current element to the top direction of the positioning parent node
* offsetLeft gets the distance from the current element to the left direction of the positioning parent node
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* the true width of the content of the scrollWidth element. If the content does not exceed the height of the box, it is the clientWidth of the box.
* the true height of the content of the scrollHeight element. It is the clientHeight of the box if the content does not exceed the height of the box.
*
* end of element view property
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