C++ new delete 结构体数组

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#include <stdlib.h> #include <stdio.h> #include <string.h> #include <errno.h> #include <unistd.h> #include <pthread.h> #include <fcntl.h> #include <stdbool.h>   #include <sys/ipc.h> #include <sys/msg.h> #include <sys/time.h> #include <sys/types.h> #include <sys/stat.h> #include <stdio.h> #include <string.h>   #include <fstream> #include <iostream> using namespace std;  //定义表 PACKAGE_SEND_AUDIT 的结构体 typedef struct{     double msg_code;     int package_split_number;     char file_name[256];     double file_length;     char send_package_id[29];     int send_flag;     char audit_ntid[33];     int audit_flag;     char receive_date[9]; }package_send_audit_t;   int upload_package_send_audit(char *database,package_send_audit_t *address,package_send_audit_t *p_package_send_audit,double memory_length,int *deal_count,double *leaving_count) {   return 0; } int main() {     int iMaxRecord = 0;     iMaxRecord = 1000;      double dMemSize = 0;     package_send_audit_t* pResult = NULL;       pResult = new package_send_audit_t[iMaxRecord];         dMemSize = iMaxRecord * sizeof(package_send_audit_t);     if(pResult != NULL)     {   }          if(NULL != pResult)         delete[] pResult;       cout<<"2021,新年快乐"<<endl;    return 0; }