去除空格

{
          var str=str.replace(/</?[^>]*>/gim,"");//去掉所有的html标记
        var result=str.replace(/(^s+)|(s+$)/g,"");//去掉前后空格
        return  result.replace(/s/g,"");//去除文章中间空格
}

https://www.cnblogs.com/q460021417/p/4968507.html