open multiple file form C++

llsumitll

Feb 13th, 2023

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#include <iostream>
#include <vector>
#include <string>
#include <sstream>
#include <fstream>
using namespace std;
int main()
{
vector <string> path { "/Users/sumit/Documents/projects/misc_c_cpp/RevisionCpp/RevisionCpp/grepprs_interrupt_1.log",
"/Users/sumit/Documents/projects/misc_c_cpp/RevisionCpp/RevisionCpp/grepprs_interrupt_2.log",
"/Users/sumit/Documents/projects/misc_c_cpp/RevisionCpp/RevisionCpp/grepprs_interrupt_3.log",
"/Users/sumit/Documents/projects/misc_c_cpp/RevisionCpp/RevisionCpp/grepprs_interrupt_4.log",};
string rline;
for( string ps : path )
{
ifstream file(ps);
if(file.is_open())
{
cout << "file is open" << endl;
while( getline(file , rline))
cout << "readline: " << rline << endl;
file.close();
}
else
{
cout << "error: fail to open file or file not found => path => " << ps << endl;
}
}
}

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