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Legal Studies當瀏覽器開始線上工作時在 HTML 中執行指令碼？
當 Web 瀏覽器開始線上工作時，ononline 觸發屬性。您可以嘗試執行以下程式碼來實現ononline 屬性 −
示例
<!DOCTYPE html>
<html>
<body ononline = "onlineFunc()" onoffline = "offlineFunc()">
<script>
function onlineFunc() {
alert ("Working online!");
}
function offlineFunc() {
alert ("Workinf offline!");
}
</script>
<p>Got o the web browser menu bar and click the File menu. Select
"Work Offline" and toggle between online and offline.</p>
</body>
</html>
更新時間： 2020 年 3 月 3 日
96 次瀏覽
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