试试加个LRECL：

DATA finaldata;
  length email $ 100 ;
  INFILE 'F:\Temp\originaldata.txt' DELIMITER=';' DSD   lrecl=500;
  INPUT email @@;
RUN;

不确定哈

Thank you for your reply, but it does not work.

Log：

680   DATA finaldata;
681    length email $ 100 ;
682    INFILE 'c:\files\test.txt' DELIMITER=';' DSD lrecl=500;
683    INPUT email @@;
684    put email=;
685  RUN;

NOTE: The infile 'c:\files\test.txt' is:
      File Name=c:\files\test.txt,
      RECFM=V,LRECL=500

email=8bebr@bebrebndy.org
email=
email=
email=
email=
email=Jim@8080De.org
email=Mbrk@bWBattling.org
email=knelsan@nbs.org
email=dedwbrds@bemefaad.org
email=niekhsu@bpegusb.org
email=ehrisebrraw@bexpbeifie.org
email=bill.pbrr@bdmwarld.org
email=bgrex_MasesLbke@bgrexine.org
email=
email=
email=sbles@bgrisauree.org
email=sellfish@birfreshsebfaads.org
email=bliee@bjsediblebrts.org
NOTE: 1 record was read from the infile 'c:\files\test.txt'.
      The minimum record length was 283.
      The maximum record length was 283.
NOTE: SAS went to a new line when INPUT statement reached past
      the end of a line.
NOTE: The data set WORK.FINALDATA has 18 observations and 1
      variables.
NOTE: DATA statement used (Total process time):
      real time           0.03 seconds
      cpu time            0.03 seconds

大侠一个字，省我一天功，汗颜，并致以最崇高的敬意