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std::unique_ptr< column > | cudf::strings::all_characters_of_type (strings_column_view const &input, string_character_types types, string_character_types verify_types=string_character_types::ALL_TYPES, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref()) |
| 返回一个布尔列,指示所有字符均为指定类型的字符串条目。更多...
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std::unique_ptr< column > | cudf::strings::filter_characters_of_type (strings_column_view const &input, string_character_types types_to_remove, string_scalar const &replacement=string_scalar(""), string_character_types types_to_keep=string_character_types::ALL_TYPES, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref()) |
| 从字符串列中过滤特定的字符类型。更多...
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