<p>javascript 正则表达式 候选<br />
<script language="JavaScript"><br />
<!--<br />
/*正则表达式 候选 */<br />
var sToMatch1 = "red";<br />
var sToMatch2 = "black";<br />
var reRed = /red/;<br />
var reBlack = /black/;</p>
<p> alert(reRed.test(sToMatch1) || reBlack.test(sToMatch1));<br />
alert(reRed.test(sToMatch2) || reBlack.test(sToMatch2));</p>
<p> /*<br />
这虽然能完成任务，但是十分沉长，还有另一种方式就是正则表达式的候选操作符。<br />
*/</p>
<p> var sToMatch1 = "red";<br />
var sToMatch2 = "black";<br />
var reRedOrBlack = /(red|black)/;<br />
alert(reRedOrBlack.test(sToMatch1));<br />
alert(reRedOrBlack.test(sToMatch2));</p>
<p> //--><br />
</script></p>