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JavaScript TextBoxÊäÈëÊý×Ö¿ØÖÆ

var OnPasteCheckIntNum = function()
{
    if(window.clipboardData)
    {
        if(isNaN(window.clipboardData.getData('text')))
        {
            clipboardData.setData('text','');
        }
        else
        {
            //clipboardData.setData('text',clipboardData.getData('text'))
            clipboardData.setData('text',clipboardData.getData('text').replace(/[^\d]/g,''))
        }
    }
    else if(navigator.userAgent.indexOf("Opera") != -1)
    {
        if(isNaN(window.location))
        {
            //window.location = window.location.replace(/[^\d]/g,'');
            window.location = '';
        }
    }
};
var OnPasteCheckDecimal = function(id)
{   
    return function()
    {
        if(window.clipboardData)
        {
            if(isNaN(window.clipboardData.getData('text') + id.value))
            {
                clipboardData.setData('text','');
            }
     &n


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var a = "hello";
var b = ",world";
var c = a.concat(b);
alert(c);
//c = "hello,world"
indexOf
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var index1 = a.indexOf("l");
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var tt = 'aa';
function test(){
    alert(tt);
    var tt = 'dd';
    alert(tt);
}
test();
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</script>
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