如
<script>
var a="1234";
</script>

我要写一个这样的js:
<script>
alert(document.getElementsByTagName("script")(0).a)
</script>

意思是通过写另外一个js来调用前面的JS中定义的a
--
修改:woaipinr FROM 58.251.108.*
FROM 58.251.108.*