Operators ($lt, $lte, $gt, $gte, $in, $nin, $ne, $exists, $regex)
2571 2020-01-15 《NeDB Document》 Operators ($lt, $lte, $gt, $gte, $in, $nin, $ne, $exists, $regex) Operators ($lt, $lte, $gt, $gte, $in, $nin, $ne, $exists, $regex) The syntax is { field: { $op: value } } whe...