modelname.delete in mongodb' code example
Example 1: mongoose find by and delete
Campground.findByIdAndRemove(req.params.id, function(err){
if(err){
res.redirect("/campgrounds");
} else {
res.redirect("/campgrounds");
}
});
Example 2: delete document mongoose
Tank.deleteOne({ size: 'large' }, function (err) {
if (err) return handleError(err);
// deleted at most one tank document
});