Pop From Queue Front (LCC.kvdb.queue.pop_front)

Signature

value, err = LCC.kvdb.queue.pop_front(name, timeout?)

Parameters

• name
  String. Queue name (non-empty, max 256 bytes).
• timeout
  Number, optional. Request timeout in seconds, default 60.

Returns

• value
  String. The item removed from the head; nil when the queue is empty.
• err
  String or nil. Returns 'not found' when the queue is empty or missing.

Notes

Removes and returns the first element from the queue.
Returns nil, 'not found' when the queue is empty.

Example

local value, err = LCC.kvdb.queue.pop_front("pending")
if value then
    print("Processing", value)
end