read_write_get_set.cpp

Author: keineahnung2345

rapidcsv/read_write_get_set.cpp

@@ -0,0 +1,37 @@
+#include "rapidcsv.h"
+#include <filesystem>
+#include <iostream>
+
+int main() {
+    //read
+    rapidcsv::Document doc("test.csv", rapidcsv::LabelParams(0, 0));
+
+    //get
+    int kevin_grade, jack_grade;
+    std::string steven_parent;
+
+    kevin_grade = doc.GetCell<int>("grade", "Kevin");
+    jack_grade = doc.GetCell<int>("grade", "Jack");
+    steven_parent = doc.GetCell<std::string>("parent", "Steven");
+
+    std::cout << "Kevin's grade: " << kevin_grade << std::endl;
+    std::cout << "Jack's grade: " << jack_grade << std::endl;
+    std::cout << "Steven's parent: " << steven_parent << std::endl;
+
+    //set
+    doc.SetCell<int>("grade", "Marry", 80);
+    doc.SetCell<std::string>("parent", "Apple", "Antony");
+
+    //write
+    std::string outfolder = std::filesystem::current_path().string();
+    if (!outfolder.empty()) outfolder += "\\";
+    std::string outpath = outfolder + "overwrite.csv";
+    std::cout << "output to: " << outpath << std::endl;
+    std::ofstream ostream;
+    ostream.exceptions(std::ifstream::failbit | std::ifstream::badbit);
+    ostream.open(outpath, std::ios::binary | std::ios::ate);
+    doc.Save(ostream);
+    ostream.close();
+
+    return 0;
+}