input 禁止输入半角字符

dly 发表于 2011-3-26 15:00:14 | 显示全部楼层 |阅读模式

<html:text property="crmCetOficfee" size="20" maxlength="30" name="<%=Constants.CRM_EXPERTVISIT_TITLE%>" styleClass="input_text_normal" style="ime-mode:disabled" onkeypress="return KeyFilter('double');"/>
<script language="javascript">
function KeyFilter(type)
{
var berr=false;
switch(type)
{
case 'date':
if (!(event.keyCode == 45 || event.keyCode == 47 || (event.keyCode>=48 && event.keyCode<=57)))
berr=true;
break;
case 'number':
if (!(event.keyCode>=48 && event.keyCode<=57))
berr=true;
break;
case 'cy':
if (!(event.keyCode == 46 || (event.keyCode>=48 && event.keyCode<=57)))
berr=true;
break;
case 'long':
if (!(event.keyCode == 45 || (event.keyCode>=48 && event.keyCode<=57)))
berr=true;
break;
case 'double':
if (!(event.keyCode == 45 || event.keyCode == 46 || (event.keyCode>=48 && event.keyCode<=57)))
berr=true;
break;
default:
if (event.keyCode == 35 || event.keyCode == 37 || event.keyCode==38)
berr=true;
}
return !berr;
}
</script>

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