cpp-taskflow/examples/attach_data.cpp at master · ezhangle/cpp-taskflow · GitHub

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// This example demonstrates how to attach data to a task and run

// the task iteratively with changing data.

#include <taskflow/taskflow.hpp>

int main(){

tf::Executor executor;

tf::Taskflow taskflow("attach data to a task");

int data;

// create a task and attach it the data

auto A = taskflow.placeholder();

A.data(&data).work([A](){

auto d = *static_cast<int*>(A.data());

std::cout << "data is " << d << std::endl;

});

// run the taskflow iteratively with changing data

for(data = 0; data<10; data++){

executor.run(taskflow).wait();

}

return 0;

}

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