Js method for implementing special DOM drive lights and jsdom drive lights
This article describes how to implement the special effect of DOM drive lights in Javascript. Share it with you for your reference. The specific implementation method is as follows:
Copy codeThe Code is as follows:
<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<Html xmlns = "http://www.w3.org/1999/xhtml">
<Head>
<Title> special effect of the lantern </title>
<Script type = "text/javascript">
Function scroll (){
// Assign the header file title to tit
Var tit = document. title;
// Obtain the first character of tit
Var fir = tit. charAt (0 );
// Obtain the remaining tit characters
Var left = tit. substring (1, tit. length)
// Re-assign the header file title to (the second character of the original title to the last character + the first character of the original title)
Document. title = left + fir;
}
// Let scroll execute scroll () Every 2000 milliseconds, so as to achieve the effect of riding lights
SetInterval ("scroll ()", 2000 );
</Script>
</Head>
<Body>
</Body>
</Html>
I hope this article will help you design javascript programs.