This function returns a character vector listing all the functions available in the specified R package. It first checks if the package is installed and can be loaded; if not, it raises an error.
Examples
str(package_functions(package = "raster"))
#> chr [1:281] "%in%" "Arith" "Compare" "Geary" "GearyLocal" "KML" "Logic" ...
str(package_functions(package = "sf"))
#> chr [1:154] "FULL_bbox_" "NA_agr_" "NA_bbox_" "NA_crs_" "NA_m_range_" ...
package_functions(package = "ecokit")
#> [1] "%>%" "add_cross_to_grid"
#> [3] "add_diagonals_to_grid" "add_image_to_plot"
#> [5] "add_line" "add_missing_columns"
#> [7] "all_objects_sizes" "arrange_alphanum"
#> [9] "assign_env_vars" "assign_from_options"
#> [11] "assign_if_not_exist" "bash_variables"
#> [13] "binned_heatmap" "boundary_to_wkt"
#> [15] "cat_diff" "cat_names"
#> [17] "cat_sep" "cat_time"
#> [19] "cc" "check_args"
#> [21] "check_data" "check_env_file"
#> [23] "check_feather" "check_gbif"
#> [25] "check_image" "check_java"
#> [27] "check_packages" "check_pdf"
#> [29] "check_qs" "check_quarto"
#> [31] "check_rdata" "check_rds"
#> [33] "check_rstudio" "check_stack_in_memory"
#> [35] "check_system_command" "check_tiff"
#> [37] "check_url" "check_zip"
#> [39] "chelsa_var_info" "clear_console"
#> [41] "clip_raster_by_polygon" "coda_match_param"
#> [43] "coda_to_tibble" "create_tar"
#> [45] "detect_alias" "detect_outliers"
#> [47] "dir_size" "extract_options"
#> [49] "file_extension" "file_size"
#> [51] "file_type" "find_capital_names"
#> [53] "find_duplicates" "format_number"
#> [55] "function_arguments" "get_chelsa_links"
#> [57] "get_group_descendants" "get_inat_obs"
#> [59] "get_mode" "get_option_with_default"
#> [61] "get_sampling_effort" "git_log"
#> [63] "ht" "info_chunk"
#> [65] "integer_breaks" "is_integer"
#> [67] "keep_only" "lapply_"
#> [69] "list_to_rdata" "load_as"
#> [71] "load_multiple" "load_packages"
#> [73] "load_packages_future" "load_tar_file"
#> [75] "loaded_packages" "mask_cumulative_pct"
#> [77] "maxent_open" "maxent_variable_importance"
#> [79] "n_decimals" "n_unique"
#> [81] "nc_global_attributes" "nearest_dist_sf"
#> [83] "normalize_path" "os"
#> [85] "package_functions" "package_installed"
#> [87] "package_remote_sha" "pak_from_renv"
#> [89] "parent_dir" "polygon_centroid"
#> [91] "quiet_device" "quietly"
#> [93] "range_to_new_value" "raster_dims_km"
#> [95] "raster_to_pres_abs" "record_arguments"
#> [97] "reload_package" "remove_options"
#> [99] "rename_geometry" "render_html"
#> [101] "replace_space" "sapply_"
#> [103] "save_as" "save_multiple"
#> [105] "save_session" "save_session_info"
#> [107] "scale_0_1" "scrape_link"
#> [109] "script_location" "set_geometry"
#> [111] "set_parallel" "set_raster_crs"
#> [113] "set_raster_varnames" "sf_add_coords"
#> [115] "sort_raster_layers" "source_silent"
#> [117] "split_df_to_chunks" "split_raster"
#> [119] "split_vector" "stop_ctx"
#> [121] "system_command" "text_to_coordinates"
#> [123] "tibble_column_size" "trim_hmsc"
#> [125] "used_packages" "validate_n_cores"
#> [127] "validate_named_list" "validate_slurm_ram"
#> [129] "validate_slurm_runtime" "validate_strategy"
#> [131] "write_nc" "zenodo_download_file"
#> [133] "zenodo_file_list"
# Error: package not found
try(package_functions(package = "non_exist"))
#> Error in package_functions(package = "non_exist") :
#> package not found
#>
#> ----- Metadata -----
#>
#> package [package]: <character>
#> non_exist