@H_404_0@<span style="background-color: #ccffcc">
如下所示:
<div class="jb51code">
<pre class="brush:js;">
<pre name="code" class="html"><input type="text" onpaste="if(IsNum(window.clipboardData.getData('text'))==false) return false;" class="input-txt-small" id="productPrice" onblur="checkprice('productPrice','pricedw')"
onkeyup="if(isNaN(value))execCommand('undo')" onafterpaste="if(isNaN(value))execCommand('undo')" />元
function IsNum(num){ var reNum=/^\d*$/; if(reNum.test(num)) { return true; } else { if(num < 0) { alert("价格不能为负数!"); } else { alert("价格必须为数字!"); } return false; }} @H_404_0@
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@H_404_0@ 为获取粘贴的内容
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