c 中文判别

c 中文判别

           int i = 0;    
           char* point = NULL;       
           for(i = 20; i < strlen(pString->content) ; i++)
           {             
              if((pString->content[i] >= 0x30 && pString->content[i] <= 0x39) || (pString->content[i] >= 0x41 && pString->content[i] <= 0x5a) || (pString->content[i] >= 0x61 && pString->content[i] <= 0x7a) || (pString->content[i] >= 0xa1 && pString->content[i] <= 0xfe))
              {          
                  //point = &pString->content[i];
                  point = (char*)malloc(2*strlen(pString->content+i)+1);
                  Substitute(pString->content+i, point, " ", "" );
                  //point  = delete_space(point);
                         
                  int* p_n_change= (int*)malloc(sizeof(int));
                  p_n_change[2] = pString->content[i+150];   
                  p_n_change[1] = pString->content[i+149];
                  p_n_change[0] = pString->content[i+148];  
                  p_n_change[3] = '\0';     

free(desStr);
desStr = NULL;
                  if((pString->content[i+148] >= 0xa1 && pString->content[i+148] <= 0xfe))
                  {      
                      pString->content[i+148] ='\0';
                  }      
                  if((pString->content[i+149] >= 0xa1 && pString->content[i+149] <= 0xfe))
                  {      
                      pString->content[i+149] ='\0';
                  }      
                      pString->content[i+150] ='\0';
                  break; 
              }
           }