A simple way to switch functions in Js_javascript skills

I estimate that many friends who are learning CSS and JS have also had this experience. When I was doing this JS switch, I thought of a good method and will share it with you immediately. I hope you can take it away

Copy code The code is as follows:

function changeDiv(index)
{
for(var i =0;i{
if(i == index)
document.getElementById('dv_' i).className="txt1";
else
document.getElementById('dv_' i).className="txt2";
}
}

But you may not be able to see it clearly, so let me put the html It’s posted, let’s take a look,

Copy the code The code is as follows:

Member registration











< ;td align="right">Password:











> ;

Member name:		5-20 characters (including lowercase letters, numbers, underlines, Chinese)
	Please use a combination of English letters plus numbers or symbols div>
Confirm password:		Please re-enter your password
Email:		Please enter your usual email address
QQ/Phone:		Please fill in your QQ /Phone number
Verification code:	< ;div id="showErro" runat=server>	Please enter the verification code div>
I have read and agree to the membership terms