<span id=span_id>span2314的23文本213</span>
var htmlobj = txt.replace(/(\d+)/img, <span xss=removed>$&</span>);
//var htmlobj = txt.replace(/([+\-]?[0-9]+(\.[0-9]+)?)/g, <span xss=removed>$1</span>); // 这个也可以
//var htmlobj = txt.replace(/(\d+)/img, <span style='background
