How does JavaScript display the current date and time on the browser title bar?

How does JavaScript display the current date and time on the browser title bar?

This article mainly introduces how to display the current date and time in the title bar of the browser by using JavaScript. The example analyzes the javascript operation time and DOM node implementation timing triggering techniques, which is of great practical value, for more information, see

 

 

This article describes how to display the current date and time in the title bar of the browser by using JavaScript. The details are as follows:

Put this script in the head area:

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<Script language = "JavaScript"> <! -- Function resetIt (){ // Calculate Time Var timerID = null; Var timerRunning = false; If (timerRunning) ClearTimeout (timerID ); TimerRunning = false; // GetTime Var timeNow = new Date (); Var hours = timeNow. getHours (); Var minutes = timeNow. getMinutes (); Var seconds = timeNow. getSeconds (); Var timeValue = "" + (hours> 12 )? Hours-12: hours) TimeValue = (timeValue <10 )? "0": "") + timeValue TimeValue + = (minutes <10 )? ": 0": ":") + minutes TimeValue + = (seconds <10 )? ": 0": ":") + seconds TimeValue + = (hours> = 12 )? "PM": "AM" TimerID = setTimeout ("resetIt ()", 100 ); TimerRunning = true; // GetDate Var dateNow = new Date (); Var days = new Array ('sunday', 'monday', 'tuesday', 'wednesday', 'thursday', 'Friday', 'saturday '); Var months = new Array ('january ', 'february', 'march', 'marril', 'may', 'june', 'july', 'August ', 'September ', 'October', 'november', 'december '); Var date = (dateNow. getDate () <10 )? "0": "") + dateNow. getDate (); Function y2k (number) {return (number <1000 )? Number + 1900: number ;} // CompileIt Today = timeValue + "" + days [dateNow. getDay ()] + "+ Months [dateNow. getMonth ()] + "," + Date + "" + (Y2k (dateNow. getYear ())); If (document. all | document. getElementById) {// Browser Check Document. title = today. toString (); } Else { Self. status = today. toString (); // Default to status. } } ResetIt (); // --> </Script>

I hope this article will help you design javascript programs.