jquery gets the values ​​of columns 3 and 4 of the checked row_jquery

Copy code The code is as follows:

//Check whether it is checked
function checkboxs() {
var fkfs="";
var zhanghu="";
var money="";
var sta=true;
$("#thetable tr").each( function(){
var chk=$(this).find('td').eq(0).find('input');
if(chk.attr("checked")==" checked"){
fkfs =chk.val() ",";
var zh=$(this).find('td').eq(3).find('select');
var mon=$(this).find('td').eq(4).find('input');
zhanghu =zh.val() ",";
}
} );
}