<head>
<title>楠岃瘉</title>
<script language = "JavaScript">
<!--
var i;
var string = prompt("璇瘋緭鍏ヤ竴涓瓧絎︿覆錛侊紒","string");
function isAllChar(){
for(i = 0 ; i <string.length();i++ )
{
if(string.charAt(i)>='0' && string.charAt(i) <= '9')
{alert(string.charAt(i));
break;
}
}
if(i >=string.length())
{
document.write("浣犺緭鍏ョ殑鏄函瀛楃錛侊紒錛?);
}
else
document.write("浣犺緭鍏ョ殑瀛楃涓蹭腑鍚湁鏁板瓧錛侊紒");
}
isAllChar();
--></script>
</head>
<body>
</body>
</html>
]]>
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鍦ㄩ〉闈腑鎻掑叆鐨勬牸寮忎負錛?lt;script src = "javaScript.js">...</script>
(2)鍦ㄨ繛鎺ヤ腑鎻掑叆javascript璇彞錛?lt;a href = "javascript:<javascript璇彞>">...</a>
(3)鍦ㄦ寜閽腑鎻掑叆閫氳繃錛歰nClick = javaScript 鍑芥暟鍚?) 鏉ヨ皟鐢ㄣ?
]]>