#include <stdio.h> #include <time.h> FILE* lpFile; void Log(char* lpInfo) { fprintf(lpFile, "%06d : %s\n", (int)clock(), lpInfo); fflush(lpFile); } int main () { char lpMsg[200]; int nA, nI; lpFile = fopen("log.txt","w+"); Log("Avant boucle 1."); for (nI = 0; nI < 10; nI++) nA = 12; Log("Fin boucle 1."); Log("Calcul de rien."); nA = 12 * 3; sprintf(lpMsg, "Résultat : %d.", nA); Log(lpMsg); fclose (lpFile); return 0; }