replace_re.hpp
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1 /*
2  * SPDX-FileCopyrightText: Copyright (c) 2019-2026, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
3  * SPDX-License-Identifier: Apache-2.0
4  */
5 #pragma once
6 
7 #include <cudf/column/column.hpp>
8 #include <cudf/scalar/scalar.hpp>
9 #include <cudf/strings/regex/flags.hpp>
12 
13 #include <optional>
14 
20 namespace CUDF_EXPORT cudf {
21 namespace strings {
22 
23 struct regex_program;
24 
48 std::unique_ptr<column> replace_re(
49  strings_column_view const& input,
50  regex_program const& prog,
51  string_scalar const& replacement = string_scalar(""),
52  std::optional<size_type> max_replace_count = std::nullopt,
55 
74 std::unique_ptr<column> replace_with_backrefs(
75  strings_column_view const& input,
76  regex_program const& prog,
77  std::string_view replacement,
80 
81 } // namespace strings
82 } // namespace CUDF_EXPORT cudf
An owning class to represent a string in device memory.
Definition: scalar.hpp:411
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.
rmm::device_async_resource_ref get_current_device_resource_ref()
Get the current device memory resource reference.
cuda::mr::resource_ref< cuda::mr::device_accessible > device_async_resource_ref
std::unique_ptr< column > replace_with_backrefs(strings_column_view const &input, regex_program const &prog, std::string_view replacement, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
For each string, replaces any character sequence matching the given regex using the replacement templ...
std::unique_ptr< column > replace_re(strings_column_view const &input, regex_program const &prog, string_scalar const &replacement=string_scalar(""), std::optional< size_type > max_replace_count=std::nullopt, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
For each string, replaces any character sequence matching the given regex with the provided replaceme...
APIs for getting and setting the current device memory resource.
cuDF interfaces
Definition: host_udf.hpp:26
Class definitions for cudf::scalar.
Class definition for cudf::strings_column_view.
Regex program class.