Defined in header <scicpp/core.hpp>
Load a vector from a string.
DataType = double>fromstring(const char *str, char sep, const ConvertersDict &converters = {})¶DataType = double>fromstring(const std::string &str, char sep, const ConvertersDict &converters = {})¶The template argument DataType is the type of the loaded data (by default double).
| Parameters: | |
|---|---|
| str: | The string containing the data. |
| sep: | The character separating the data. |
| converters: | (Optional) A dictionary mapping column number to a function that will parse the column string into the desired value. |
#include <cstdlib>
#include <scicpp/core.hpp>
int main()
{
const auto v1 = scicpp::fromstring("42, 89, 66", ',');
scicpp::print(v1); // [42.0, 89.0, 66.0]
const auto v2 = scicpp::fromstring("42 89 66", ' ');
scicpp::print(v2); // [42.0, 89.0, 66.0]
const auto v3 = scicpp::fromstring<int>(
"42 89 66",
' ',
{{0, [](auto x) { return -std::atoi(x); }},
{1, [](auto x) { return 10 - std::atoi(x); }}});
scicpp::print(v3); // [-42, -79, 66]
}