libcudf  24.04.00
cudf/strings/replace.hpp
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16 #pragma once
17 
18 #include <cudf/column/column.hpp>
19 #include <cudf/scalar/scalar.hpp>
21 
22 #include <rmm/mr/device/per_device_resource.hpp>
23 
24 namespace cudf {
25 namespace strings {
66 std::unique_ptr<column> replace(
67  strings_column_view const& input,
68  string_scalar const& target,
69  string_scalar const& repl,
70  cudf::size_type maxrepl = -1,
71  rmm::cuda_stream_view stream = cudf::get_default_stream(),
72  rmm::mr::device_memory_resource* mr = rmm::mr::get_current_device_resource());
73 
108 std::unique_ptr<column> replace_slice(
109  strings_column_view const& input,
110  string_scalar const& repl = string_scalar(""),
111  size_type start = 0,
112  size_type stop = -1,
113  rmm::cuda_stream_view stream = cudf::get_default_stream(),
114  rmm::mr::device_memory_resource* mr = rmm::mr::get_current_device_resource());
115 
155 std::unique_ptr<column> replace(
156  strings_column_view const& input,
157  strings_column_view const& targets,
158  strings_column_view const& repls,
159  rmm::cuda_stream_view stream = cudf::get_default_stream(),
160  rmm::mr::device_memory_resource* mr = rmm::mr::get_current_device_resource());
161  // end of doxygen group
163 } // namespace strings
164 } // namespace cudf
An owning class to represent a string in device memory.
Definition: scalar.hpp:429
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.
std::unique_ptr< column > replace(strings_column_view const &input, string_scalar const &target, string_scalar const &repl, cudf::size_type maxrepl=-1, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::mr::device_memory_resource *mr=rmm::mr::get_current_device_resource())
Replaces target string within each string with the specified replacement string.
std::unique_ptr< column > replace_slice(strings_column_view const &input, string_scalar const &repl=string_scalar(""), size_type start=0, size_type stop=-1, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::mr::device_memory_resource *mr=rmm::mr::get_current_device_resource())
This function replaces each string in the column with the provided repl string within the [start,...
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.