qryflow_handler_exists {qryflow} | R Documentation |
Check existence of a given handler in the registry
Description
Checks whether the specified handler exists in the handler registry environment.
Usage
qryflow_handler_exists(type)
Arguments
type |
chunk type to check (e.g., "query", "exec") |
Value
Logical. Does type
exist in the handler registry?
See Also
qryflow_parser_exists()
for the parser equivalent.
Examples
qryflow_handler_exists("query")
[Package qryflow version 0.1.0 Index]