javascript 行間樣式與非行間樣式擷取方法

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<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <title></title>    <style type="text/css">        .style001 {width: 300px;height: 300px;margin: 20px;padding: 30px;border: 20px grey solid;background-color: lightgray;display: inline-block;}    </style>    <script type="text/javascript">    window.onload = function(){        var oDiv1 = document.getElementsByClassName(‘style001‘)[0];        var oDiv2 = document.getElementsByClassName(‘style002‘)[0];        var aBtn = document.getElementsByTagName(‘input‘);        aBtn[0].onclick = function(){            var jsonStyle = {};            if(this.currentStyle)            {                //IE                jsonStyle = {width:oDiv1.currentStyle.width,height:oDiv1.currentStyle.height,background:oDiv1.currentStyle.backgroundColor};            }            else            {                //FF                jsonStyle = {width:getComputedStyle(oDiv1,false).width,height:getComputedStyle(oDiv1,false).height,background:getComputedStyle(oDiv1,false).backgroundColor}            }            oDiv1.innerHTML += ‘<br>寬‘+ jsonStyle.width + ‘<br>高‘ + jsonStyle.height + ‘<br>背景色‘ + jsonStyle.background;        };        aBtn[1].onclick = function(){            var jsonStyle = {};            jsonStyle = {width:oDiv2.style.width,height:oDiv2.style.height,background:this.style.backgroundColor};            oDiv2.innerHTML += ‘<br>寬‘+ jsonStyle.width + ‘<br>高‘ + jsonStyle.height + ‘<br>背景色‘ + jsonStyle.background;        };        aBtn[2].onclick = function(){            oDiv1.style.backgroundColor = ‘blue‘;            oDiv2.style.backgroundColor = ‘blue‘;        };    };    </script></head><body><div class="style001">內斂樣式</div><div class="style002" style="width: 300px;height: 300px;margin: 20px;padding: 30px;border: 20px grey solid;background-color: lightgray;display: inline-block;">行間樣式</div><br/><input type="button" value="擷取內斂樣式" id="btn1"/><input type="button" value="擷取行間樣式" id="btn2"/><input type="button" value="設定行間樣式" id="btn3"/><p>通過oDiv.style.width = 50+‘px‘;都是設定行間樣式</p></body></html>

 

javascript 行間樣式與非行間樣式擷取方法

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