代碼如下，按照視頻里老師的例子寫的。他的可以運行，我這怎么就運行不了呢？求解答，謝謝！<!DOCTYPE?html>
<html?lang="en">
<head>
????<meta?charset="UTF-8">
????<title>顯示隱藏</title>
????<style>
????????#div1{
????????????width:?100px;
?height:?400px;
?background-color:?#ccc;
?display:?none;
?}
????</style>
</head>
<body>
<input?type="button"?value="Button"?onclick="showHide()">
<div?id="div1"></div>
<script>
?function?showHide()?{
????????var?oDiv?=?document.getElementById('div1')
????????if?(oDiv.display?==?'block'){
????????????oDiv.display?=?'none'
?}
????????else{
????????????oDiv.display?=?'block';
?}
????}
</script>
</body>
</html>
請問這個js顯示隱藏的功能怎么實現(xiàn)不了？
CARPENTER_
2018-12-05 15:50:40