實現數字每隔三位用逗號隔開，便於查看金額
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<table>
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<td class="mT">
950000000.54
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<script src="jquery.min.js"></script>
<script>
$(function() {
$(".mT").each(function() {
var num = parseFloat($(this).text()).toFixed(2);//獲取文本框中的數字
var beforeNum = num.toString().split(".")[0];//獲取小數點之前的數字
var afterNum =num.toString().split(".")[1];//獲取小數點之后的數字
function toThousands(newnum) { //每隔3位，用逗號隔開
var result = [],
counter = 0;
newnum = (newnum || 0).toString().split('');
for(var i = newnum.length - 1; i >= 0; i--) {
counter++;
result.unshift(newnum[i]);
if(!(counter % 3) && i != 0) {
result.unshift(',');
}
}
return result.join('');
}
var lastNum = toThousands(beforeNum);//將小數點之前的整數用逗號隔開
$(this).text(lastNum.concat(".",afterNum));//將小數部分加在處理過的數字后邊
});
})
</script>
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