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abbr.Uniform Resource Locator? ???? WWW ??? ????

?? ??? ??? ?????? ? ???? ?? ?????. URL

?????? URL ?? ???

??: ?? ??? URL? ?????.

??: ??document.URL

??: ????? ? ??? ?? ??? ??? ?? location.href ??? ?????. ??? URL ????? ???? URL ??? ??? ?? URL? ???? location.href? ??? URL? ?????.

?????? URL ?? ?

<html>
<body>
<meta charset="UTF-8">
該文檔的 URL 是:
<script type="text/javascript">
    document.write(document.URL)
</script>

</body>
</html>

???? ?? ?

??? ????? ??? "???? ??" ??? ?????