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jQuery基礎(chǔ)語法-文檔就緒函數(shù)和基本語法使用20190729

Original 2019-07-29 11:37:38 339
abstract:<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>jQuery介紹與安裝</title> <script type="text/javascript" src="
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>jQuery介紹與安裝</title>
<script type="text/javascript" src="static/jQuery/jquery-3.4.1.js"></script>
</head>
<body>
<script type="text/javascript">
// 文檔就緒函數(shù)
// 基本格式:     防止頁面在完成之前加載代碼
// $(document).ready(function(){
// })
// $(selector).action()   基本語法
$(document).ready(function(){
// $str="我是一個聲明變量";
// alert($str);
$("div").hide();
$("button").click(function(){
$("div").show();
})
})



</script> 
<div style="width:100px;height:100px;background:pink;">
</div>
<button>點(diǎn)擊</button>

</body>
</html>


Correcting teacher:天蓬老師Correction time:2019-07-30 09:31:26
Teacher's summary:推薦以后只用簡寫: $(function(){})

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