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js重寫alert事件（避免alert彈框標(biāo)題出現(xiàn)網(wǎng)址）

更新時(shí)間：2020年12月04日 16:37:11 作者：13460286086

這篇文章主要給大家介紹了關(guān)于js重寫alert事件的相關(guān)資料，這樣可以避免alert彈框標(biāo)題出現(xiàn)網(wǎng)址的情況，文中通過示例代碼介紹的非常詳細(xì)，對大家的學(xué)習(xí)或者工作具有一定的參考學(xué)習(xí)價(jià)值，需要的朋友們下面隨著小編來一起學(xué)習(xí)學(xué)習(xí)吧

js代碼：

window.alert = function(msg, callback) {
	var div = document.createElement("div");
	div.innerHTML = "<style type=\"text/css\">"
			+ ".nbaMask { position: fixed; z-index: 1000; top: 0; right: 0; left: 0; bottom: 0; background: rgba(0, 0, 0, 0.5); }                                          "
			+ ".nbaMaskTransparent { position: fixed; z-index: 1000; top: 0; right: 0; left: 0; bottom: 0; }                                               "
			+ ".nbaDialog { position: fixed; z-index: 5000; width: 80%; max-width: 300px; top: 50%; left: 50%; -webkit-transform: translate(-50%, -50%); transform: translate(-50%, -50%); background-color: #fff; text-align: center; border-radius: 8px; overflow: hidden; opacity: 1; color: white; }"
			+ ".nbaDialog .nbaDialogHd { padding: .2rem .27rem .08rem .27rem; }                                                       "
			+ ".nbaDialog .nbaDialogHd .nbaDialogTitle { font-size: 17px; font-weight: 400; }                                                   "
			+ ".nbaDialog .nbaDialogBd { padding: 0 .27rem; font-size: 15px; line-height: 1.3; word-wrap: break-word; word-break: break-all; color: #000000; }                                   "
			+ ".nbaDialog .nbaDialogFt { position: relative; line-height: 48px; font-size: 17px; display: -webkit-box; display: -webkit-flex; display: flex; }                                   "
			+ ".nbaDialog .nbaDialogFt:after { content: \" \"; position: absolute; left: 0; top: 0; right: 0; height: 1px; border-top: 1px solid #e6e6e6; color: #e6e6e6; -webkit-transform-origin: 0 0; transform-origin: 0 0; -webkit-transform: scaleY(0.5); transform: scaleY(0.5); }    "
			+ ".nbaDialog .nbaDialogBtn { display: block; -webkit-box-flex: 1; -webkit-flex: 1; flex: 1; color: #09BB07; text-decoration: none; -webkit-tap-highlight-color: transparent; position: relative; margin-bottom: 0; }                  "
			+ ".nbaDialog .nbaDialogBtn:after { content: \" \"; position: absolute; left: 0; top: 0; width: 1px; bottom: 0; border-left: 1px solid #e6e6e6; color: #e6e6e6; -webkit-transform-origin: 0 0; transform-origin: 0 0; -webkit-transform: scaleX(0.5); transform: scaleX(0.5); }    "
			+ ".nbaDialog a { text-decoration: none; -webkit-tap-highlight-color: transparent; }"
			+ "</style>"
			+ "<div id=\"dialogs2\" style=\"display: none\">"
			+ "<div class=\"nbaMask\"></div>"
			+ "<div class=\"nbaDialog\">"
			+ "	<div class=\"nbaDialogHd\">"
			+ "		<strong class=\"nbaDialogTitle\"></strong>"
			+ "	</div>"
			+ "	<div class=\"nbaDialogBd\" id=\"dialog_msg2\">彈窗內(nèi)容，告知當(dāng)前狀態(tài)、信息和解決方法，描述文字盡量控制在三行內(nèi)</div>"
			+ "	<div class=\"nbaDialogHd\">"
			+ "		<strong class=\"nbaDialogTitle\"></strong>"
			+ "	</div>"
			+ "	<div class=\"nbaDialogFt\">"
			+ "		<a href=\"javascript:;\" class=\"nbaDialogBtn nbaDialogBtnPrimary\" id=\"dialog_ok2\">確定</a>"
			+ "	</div></div></div>";
	document.body.appendChild(div);
 
	var dialogs2 = document.getElementById("dialogs2");
	dialogs2.style.display = 'block';
 
	var dialog_msg2 = document.getElementById("dialog_msg2");
	dialog_msg2.innerHTML = msg;
 
	// var dialog_cancel = document.getElementById("dialog_cancel");
	// dialog_cancel.onclick = function() {
	// dialogs2.style.display = 'none';
	// };
	var dialog_ok2 = document.getElementById("dialog_ok2");
	dialog_ok2.onclick = function() {
		dialogs2.style.display = 'none';
		callback();
	};
};

html引用：

<!DOCTYPE html>
<html>
<head>
<title>alert.html</title>
<meta charset="UTF-8">
<meta name="keywords" content="keyword1,keyword2,keyword3">
<meta name="description" content="this is my page">
<meta name="content-type" content="text/html; charset=UTF-8">
<!--<link rel="stylesheet" type="text/css" href="./styles.css" rel="external nofollow" >-->
 
</head>
<body>
 This is my HTML page.
 <br>
 <script type="text/javascript" src="alert.js"></script>
 <script type="text/javascript">
 alert("哈哈哈?。?！看，沒有標(biāo)題~_~");
 </script>
</body>
</html>

總結(jié)

到此這篇關(guān)于js重寫alert事件（避免alert彈框標(biāo)題出現(xiàn)網(wǎng)址）的文章就介紹到這了,更多相關(guān)js重寫alert事件內(nèi)容請搜索腳本之家以前的文章或繼續(xù)瀏覽下面的相關(guān)文章希望大家以后多多支持腳本之家！

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