如何使用脚本以2色显示文本？

Question

How to display text in 2 color using script ?

first show text color #ccc 1 sec and then show text color #000 1 sec and then show text color #ccc 1 sec (loop)

Answer 1

JSFiddle

you can achieve that with setInvterval

function changeColor()
{
    if(document.getElementById('mySpan').style.color == "rgb(0, 0, 0)" || document.getElementById('mySpan').style.color == "#000000")
    document.getElementById('mySpan').style.color = "#ccc";
    else
    document.getElementById('mySpan').style.color = "#000";
}

setInterval("changeColor()",1000);

and html:

<span id='mySpan'>some text</span>