如何在Javascript中获取该值?

如何在Javascript中获取该值?,javascript,html,Javascript,Html,这是HTML代码: <div id="CurrencyQuotePane"> <div class="CurrencyQuote"> <div class="column"> <div class="form-label">Pair: </div><div>1/2</div> <div class="form-label padding

这是HTML代码:

<div id="CurrencyQuotePane">
    <div class="CurrencyQuote">
        <div class="column">
            <div class="form-label">Pair: </div><div>1/2</div>
            <div class="form-label padding-top">Spread: </div><div>385</div>
        </div>
        <div class="column">
            <div class="form-label">Rate: </div><div>1/2</div>
            <div class="form-label padding-top">High/Low: </div><div>2002.0/0.0055</div>
        </div>
    </div>
    <div class="clear"></div>
</div>
抱歉,如果我对javascript一无所知,我是一个完全的新手。

将其更改为:

<div class="column">
    <div class="form-label">Pair: </div><div>TEXT</div>
    <div class="form-label padding-top">SPREAD</div><div id="spreadval">385</div>
</div>


function getSpread(){
    var tag = iframe.contentDocument.getElementById('spreadval');
    return parseInt(tag.innerHTML);
}

配对:文本
分布385
函数getSpread(){
var tag=iframe.contentDocument.getElementById('spreadval');
返回parseInt(tag.innerHTML);
}
将id设置为您的div

<div class="column">
  <div class="form-label">Pair: </div><div>TEXT</div>
  <div class="form-label padding-top">SPREAD</div><div id="changing_number">385</div>
</div>
或使用DOM:

$(function(){
   var theNumber = parseInt(document.getElementById('changing_number').innerHTML);

});

在这里您可以学习js:

对于包含385的div,您是否有id或类??
$(function(){
   var theNumber = parseInt($('#changing_number').text());
});
$(function(){
   var theNumber = parseInt(document.getElementById('changing_number').innerHTML);

});
var column = document.getElementsByClassName('column');
var divs = column[0].getElementsByTagName('div');
alert(divs[1].innerHTML);