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标题: SAS以流的方式读取、写入文件 [打印本页]

作者: 275932488    时间: 2011-7-1 13:28
标题: SAS以流的方式读取、写入文件
  length rec $256 crc $1 rc 8;
  init:
  submit continue;
  filename h url "
  data crlibm.report_xls(compress=yes);
  infile h;
  input rec $char256.;
  rpt_id=1;rownum=_n_;
  run;
  endsubmit;
  /*如果crlibm置于spde引擎之下,由于多线程读取的原因,不能保证rownum顺序获得*/
  submit continue;
  proc sql;
  create view v1 as
  select * from crlibm.report_xls
  where rpt_id=1
  order by rownum;
  endsubmit;
  'Content-type','application/vnd.ms-excel');
  'Content-disposition','attachment;filename=t.xls');
  /*IT下,由于data step中无法设定_webout的文件属性,导致xls流不能正确输出*/
  fid=fopen('_webout','A',0,'B');
  dsid=open('v1');
  do while(fetch(dsid)^=-1);
  rec=getvarc(dsid,1);
  rc=fput(fid,put(rec,$char256.));
  rc=fwrite(fid);
  end;
  dsid=close(dsid);
  fid=fclose(fid);
  return;





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