//用逗号隔开字符串成数组打印。
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>每天一个JavaScript实例-分割字符串</title>
<script>
window.onload = function(){
var keywordList = prompt("输入字符，用","分开");
var arrayList = keywordList.split(",",2);
console.log(arrayList);
var resultString="";
for(var i = 0; i < arrayList.length;i++){
resultString+="keyword:" + arrayList[i] + "<br />";
}
var aaa = document.getElementById("result");
aaa.innerHTML = resultString;
}
</script>
</head>
<body>
<div id = "result"></div>
</body>
</html>