Summary of nested use of JQuery each()_jquery

var startObj = {}; //Declaration js object

$("#tabT").find("tr").each(function(i){
var uuid = '';
$(this).find(" input[type='hidden']").each(function(j){
if(j==0){
uuid = $(this).val();
}
startObj[uuid '_' j] = $(this).val();
});

});

$("#tabT").find(" tr").each(function()
{
var sameFlag = "1";
var uuid = '';
$(this).find("input[type='hidden' ]").each(function(j){
if(j==0){
uuid = $(this).val();
}
if(startObj[uuid '_ ' j]!=$(this).val()){
sameFlag = '0';
allSameFlag = "0";
}
});

} );