padding.hpp
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2019-2023, NVIDIA CORPORATION.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 #pragma once
17 
18 #include <cudf/column/column.hpp>
19 #include <cudf/scalar/scalar.hpp>
22 
23 #include <rmm/mr/device/per_device_resource.hpp>
24 
25 namespace cudf {
26 namespace strings {
58 std::unique_ptr<column> pad(
59  strings_column_view const& input,
60  size_type width,
62  std::string_view fill_char = " ",
63  rmm::cuda_stream_view stream = cudf::get_default_stream(),
64  rmm::mr::device_memory_resource* mr = rmm::mr::get_current_device_resource());
65 
90 std::unique_ptr<column> zfill(
91  strings_column_view const& input,
92  size_type width,
93  rmm::cuda_stream_view stream = cudf::get_default_stream(),
94  rmm::mr::device_memory_resource* mr = rmm::mr::get_current_device_resource());
95  // end of doxygen group
97 } // namespace strings
98 } // namespace cudf
Given a column-view of strings type, an instance of this class provides a wrapper on this compound co...
Class definition for cudf::column.
rmm::cuda_stream_view const get_default_stream()
Get the current default stream.
side_type
Direction identifier for cudf::strings::strip and cudf::strings::pad functions.
Definition: side_type.hpp:29
std::unique_ptr< column > zfill(strings_column_view const &input, size_type width, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::mr::device_memory_resource *mr=rmm::mr::get_current_device_resource())
Add '0' as padding to the left of each string.
std::unique_ptr< column > pad(strings_column_view const &input, size_type width, side_type side=side_type::RIGHT, std::string_view fill_char=" ", rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::mr::device_memory_resource *mr=rmm::mr::get_current_device_resource())
Add padding to each string using a provided character.
@ RIGHT
strip/pad characters from the end of the string
int32_t size_type
Row index type for columns and tables.
Definition: types.hpp:93
cuDF interfaces
Definition: aggregation.hpp:34
Class definitions for cudf::scalar.
Class definition for cudf::strings_column_view.