<script>
function slength()
{
alert(document.form1.input1.value.length)
}
</script>
<form name=form1>
<input name=input1 type=text onblur="slength()">
</form>
function slength()
{
alert(document.form1.input1.value.length)
}
</script>
<form name=form1>
<input name=input1 type=text onblur="slength()">
</form>
解决方案 »
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