📄 m30 - transforming data with sas functions - 94 of 95.mht
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then phone=3Dsubstr('920',1,3);
run;</FONT></PRE><!-- InstanceEndEditable --></TD></TR></TBODY></TABLE>
<P></P>
<LI><!-- InstanceBeginEditable name=3D"q9text" -->Suppose you =
need to=20
create the variable <CODE>FullName</CODE> by concatenating the =
values of=20
<CODE>FirstName</CODE>, which contains first names, and=20
<CODE>LastName</CODE>, which contains last names. What's the =
best way to=20
remove extra blanks between first names and last names?<!-- =
InstanceEndEditable -->=20
<P>
<TABLE border=3D0>
<TBODY>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Da name=3Dques9> </TD>
<TD> <EM>a.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q9a" --><PRE><FONT =
color=3D#003399>data work.maillist;
set retail.maillist;
length FullName $ 40;
fullname=3Dtrim firstname||' '||lastname;
run;</FONT>
</PRE><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Db name=3Dques9> </TD>
<TD> <EM>b.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q9b" --><PRE><FONT =
color=3D#003399>data work.maillist;
set retail.maillist;
length FullName $ 40;
fullname=3Dtrim(firstname)||' '||lastname;
run;</FONT>
</PRE><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dc name=3Dques9> </TD>
<TD> <EM>c.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q9c" --><PRE><FONT =
color=3D#003399>data work.maillist;
set retail.maillist;
length FullName $ 40;
fullname=3Dtrim(firstname)||' '||trim(lastname);
run;</FONT>
</PRE><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dd name=3Dques9> </TD>
<TD> <EM>d.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q9d" --><PRE><FONT =
color=3D#003399>data work.maillist;
set retail.maillist;
length FullName $ 40;
fullname=3Dtrim(firstname||' '||lastname);
run;</FONT></PRE><!-- InstanceEndEditable --></TD></TR></TBODY></TABLE>
<P></P>
<LI><!-- InstanceBeginEditable name=3D"q10text" -->Within the =
data set=20
<STRONG>Furnitur.Bookcase</STRONG>, the variable =
<CODE>Finish</CODE>=20
contains values such as <EM>ash/cherry/teak/matte-black</EM>. =
Which of=20
the following creates a subset of the data in which the values =
of=20
<CODE>Finish</CODE> contain the string <EM>walnut</EM>? Make the =
search=20
for the string case-insensitive.<!-- InstanceEndEditable -->=20
<P>
<TABLE border=3D0>
<TBODY>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Da name=3Dques10> </TD>
<TD> <EM>a.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q10a" --><PRE><FONT =
color=3D#003399>data work.bookcase;
set furnitur.bookcase;
if index(finish,walnut) =3D 0;
run;</FONT>
</PRE><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Db name=3Dques10> </TD>
<TD> <EM>b.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q10b" --><PRE><FONT =
color=3D#003399>data work.bookcase;
set furnitur.bookcase;
if index(finish,'walnut') > 0;
run;</FONT>
</PRE><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dc name=3Dques10> </TD>
<TD> <EM>c.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q10c" --><PRE><FONT =
color=3D#003399>data work.bookcase;
set furnitur.bookcase;
if index(lowcase(finish),walnut) =3D 0;
run;</FONT>
</PRE><!-- InstanceEndEditable --></TD></TR>
<TR vAlign=3Dtop>
<TD><INPUT type=3Dradio value=3Dd name=3Dques10> </TD>
<TD> <EM>d.</EM> </TD>
<TD><!-- InstanceBeginEditable name=3D"q10d" --><PRE><FONT =
color=3D#003399>data work.bookcase;
set furnitur.bookcase;
if index(lowcase(finish),'walnut') > 0;
run;</FONT></PRE><!-- InstanceEndEditable --></TD></TR></TBODY></TABLE>
<P></P></LI></OL>
<P align=3Dcenter>
<HR>
<CENTER><INPUT onclick=3D"setAnswer(this.form); =
openResults(resultsWindow);" type=3Dbutton value=3D" Score My Quiz " =
name=3Dcheckans>=20
<INPUT onclick=3Dwindow.location.reload() type=3Dreset value=3D" Clear =
Answers ">=20
</CENTER>
<HR>
</TD></TR></TBODY></TABLE>
<P><!-- #BeginLibraryItem "/Library/nav_regular_bottom.lbi" -->
<TABLE cellSpacing=3D0 cellPadding=3D0 width=3D"100%">
<TBODY>
<TR>
<TD width=3D14><IMG height=3D7 alt=3D""=20
=
src=3D"http://www.sas.com/apps/elearning/images/en/navimages/linebox.gif"=
=20
width=3D14></TD>
<TD colSpan=3D2><IMG height=3D7 alt=3D""=20
=
src=3D"http://www.sas.com/apps/elearning/images/en/navimages/linegray.gif=
"=20
width=3D"100%"></TD></TR>
<TR>
<TD> </TD>
<TD vAlign=3Dtop><FONT face=3D"Verdana, Arial, Helvetica, Sans =
Serif"=20
color=3Dgray size=3D1><A class=3Dcopyrightlink=20
href=3D"javascript:%20openOther('../copyrite.htm')"><FONT=20
face=3D"Arial, Helvetica, sans-serif">Copyright</FONT></A> <FONT=20
face=3D"Arial, Helvetica, sans-serif">=A9 2003 SAS Institute Inc., =
Cary, NC,=20
USA. All rights reserved.</FONT></FONT> <FONT=20
face=3D"Arial, Helvetica, sans-serif"><BR><FONT color=3Dgray =
size=3D1><A=20
class=3Dcopyrightlink href=3D"http://www.sas.com/Copyright.html"=20
target=3D_blank>Terms of Use & Legal Information</A> | <A=20
class=3Dcopyrightlink href=3D"http://www.sas.com/Privacy.html"=20
target=3D_blank>Privacy Statement</A></FONT> </FONT></TD>
<TD width=3D60>
<DIV align=3Dright><A=20
onmouseover=3D"rOver('back2');window.status=3D'Display the =
previous page.';return true"=20
accessKey=3Db =
onmouseout=3D"rOut('back2');window.status=3D'';return true"=20
href=3D"javascript:%20prevPage()"><IMG height=3D19 alt=3Dback=20
=
src=3D"http://www.sas.com/apps/elearning/images/en/navimages/back2.gif"=20
width=3D30 border=3D0 name=3Dback2></A><A=20
onmouseover=3D"rOver('next2');window.status=3D'Display the next =
page.';return true"=20
accessKey=3Dn =
onmouseout=3D"rOut('next2');window.status=3D'';return true"=20
href=3D"javascript:%20nextPage()"><IMG height=3D19 alt=3Dnext=20
=
src=3D"http://www.sas.com/apps/elearning/images/en/navimages/next2.gif"=20
width=3D30 border=3D0 =
name=3Dnext2></A></DIV></TD></TR></TBODY></TABLE>
<P> </P>
<SCRIPT>writeLessonDiv()</SCRIPT>
<SCRIPT>writeHelpDiv()</SCRIPT>
<!-- #EndLibraryItem -->
<P></FORM><!-- InstanceEnd --></P></BODY></HTML>
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