get_usage lists all function parameters of a specific QGIS geoalgorithm.

get_usage(alg = NULL, intern = FALSE, qgis_env = set_env())

Arguments

alg

Name of the function whose parameters are being searched for.

intern

Logical, if TRUE the function captures the command line output as an R character vector. IfFALSE`, the default, the output is printed to the console in a pretty way.

qgis_env

Environment containing all the paths to run the QGIS API. For more information, refer to set_env().

Details

Function get_usage simply calls processing.alghelp of the QGIS Python API.

Examples

not_run({ # find a function which adds coordinates find_algorithms(search_term = "add") # find function arguments of saga:addcoordinatestopoints get_usage(alg = "saga:addcoordinatestopoints") })