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我想提示,将取代值改变HTML元素值
<html>
<body>
<a href="http://249lease.webs.com/" class="dwolla_button" data-name="Lease" data-desc="Payments" data-amount="5" data-shipping="0" data-tax="0" data-guest-checkout="true" data-key="sHqCOc31Vh3JiAsPhBfEk5f4D9bAWKLzwaT06ah3Aw65i0gkZl">Bank Account (25¢)</a>
<script type="text/javascript" src="https://www.dwolla.com/scripts/button.min.js"> </script>
</body>
</html>
我添加
<script type="text/javascript">
document.getElementByClass("dwolla_button")[0].setAttribute("data-amount", "43");
</script>
,并试图将整个事情“数据量”的值在下面的脚本中没有任何成功的想法?
<html>
<body>
<a href="http://249lease.webs.com/" class="dwolla_button" data-name="Lease" data-desc="Payments" data-amount="5" data-shipping="0" data-tax="0" data-guest-checkout="true" data-key="sHqCOc31Vh3JiAsPhBfEk5f4D9bAWKLzwaT06ah3Aw65i0gkZl">Bank Account (25¢)</a>
<script type="text/javascript">
document.getElementByClass("dwolla_button")[0].setAttribute("data-amount", "43");
</script>
<script type="text/javascript" src="https://www.dwolla.com/scripts/button.min.js"> </script>
</body>
</html>
感谢这么多,小错误犯大错误。 – 2013-03-09 21:08:49
您可能如何制作,以便用户必须输入该值? – 2013-03-09 21:30:15