endBefore
Limits the results to the children whose ordered value is less than value.
Limits the results to the children whose ordered value is less than value, breaking ties by key.
Limits the results to the children whose ordered value is less than value.
Limits the results to the children whose ordered value is less than value, breaking ties by key.
Limits the results to the children whose ordered value is less than value.
Limits the results to the children whose ordered value is less than value, breaking ties by key.
Limits the results to the children whose ordered value is less than value.
Limits the results to the children whose ordered value is less than value, breaking ties by key.