為什么顏色沒(méi)改變啊？
<!DOCTYPE?HTML>
<html>
<head>
<meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8"?/>
<title>style樣式</title>
</head>
<body>
??<h2?id="con">I?love?JavaScript</H2>
??<p>?JavaScript使網(wǎng)頁(yè)顯示動(dòng)態(tài)效果并實(shí)現(xiàn)與用戶交互功能。</p>
??<script?type="text/javas"cript">
var?mychar?=?document.getElementById("con");??
mychar.style.color="red";
mychar.style.backgroundColor?="#ccc";
/*mychar.style.display="none";*/
??</script>
</body>
</html>
2017-05-17
第10行，<script?type="text/javas"cript">改為<script type="text/javascript">
2017-05-17
<script type="text/javascript">你的雙引號(hào)有問(wèn)題