81 lines
3.4 KiB
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81 lines
3.4 KiB
HTML
<!-- Common Lisp HyperSpec (TM), version 7.0 generated by Kent M. Pitman on Mon, 11-Apr-2005 2:31am EDT -->
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<TITLE>CLHS: Section 22.1.4</TITLE>
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<H1><A REV=MADE HREF="http://www.lispworks.com/"><IMG WIDTH=80 HEIGHT=65 ALT="[LISPWORKS]" SRC="../Graphics/LWSmall.gif" ALIGN=Bottom></A><A REL=TOP HREF="../Front/index.htm"><IMG WIDTH=237 HEIGHT=65 ALT="[Common Lisp HyperSpec (TM)]" SRC="../Graphics/CLHS_Sm.gif" ALIGN=Bottom></A> <A REL=PREV HREF="22_acm.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Previous]" SRC="../Graphics/Prev.gif" ALIGN=Bottom></A><A REL=UP HREF="22_a.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Up]" SRC="../Graphics/Up.gif" ALIGN=Bottom></A><A REL=NEXT HREF="22_b.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Next]" SRC="../Graphics/Next.gif" ALIGN=Bottom></A></H1>
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<H2>
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22.1.4 Examples of Printer Behavior</H2> <P>
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<PRE>
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(let ((*print-escape* t)) (fresh-line) (write #\a))
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>> #\a
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=> #\a
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(let ((*print-escape* nil) (*print-readably* nil))
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(fresh-line)
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(write #\a))
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>> a
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=> #\a
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(progn (fresh-line) (prin1 #\a))
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>> #\a
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=> #\a
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(progn (fresh-line) (print #\a))
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>>
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>> #\a
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=> #\a
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(progn (fresh-line) (princ #\a))
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>> a
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=> #\a
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(dolist (val '(t nil))
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(let ((*print-escape* val) (*print-readably* val))
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(print '#\a)
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(prin1 #\a) (write-char #\Space)
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(princ #\a) (write-char #\Space)
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(write #\a)))
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>> #\a #\a a #\a
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>> #\a #\a a a
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=> NIL
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(progn (fresh-line) (write '(let ((a 1) (b 2)) (+ a b))))
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>> (LET ((A 1) (B 2)) (+ A B))
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=> (LET ((A 1) (B 2)) (+ A B))
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(progn (fresh-line) (pprint '(let ((a 1) (b 2)) (+ a b))))
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>> (LET ((A 1)
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>> (B 2))
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>> (+ A B))
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=> (LET ((A 1) (B 2)) (+ A B))
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(progn (fresh-line)
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(write '(let ((a 1) (b 2)) (+ a b)) :pretty t))
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>> (LET ((A 1)
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>> (B 2))
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>> (+ A B))
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=> (LET ((A 1) (B 2)) (+ A B))
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(with-output-to-string (s)
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(write 'write :stream s)
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(prin1 'prin1 s))
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=> "WRITEPRIN1"
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</PRE>
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</TT> <P>
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<A REL=NAVIGATOR HREF="../Front/StartPts.htm"><IMG WIDTH=80 HEIGHT=40 ALT="[Starting Points]" SRC="../Graphics/StartPts.gif" ALIGN=Bottom></A><A REL=TOC HREF="../Front/Contents.htm"><IMG WIDTH=80 HEIGHT=40 ALT="[Contents]" SRC="../Graphics/Contents.gif" ALIGN=Bottom></A><A REL=INDEX HREF="../Front/X_Master.htm"><IMG WIDTH=80 HEIGHT=40 ALT="[Index]" SRC="../Graphics/Index.gif" ALIGN=Bottom></A><A REL=INDEX HREF="../Front/X_Symbol.htm"><IMG WIDTH=80 HEIGHT=40 ALT="[Symbols]" SRC="../Graphics/Symbols.gif" ALIGN=Bottom></A><A REL=GLOSSARY HREF="../Body/26_a.htm"><IMG WIDTH=80 HEIGHT=40 ALT="[Glossary]" SRC="../Graphics/Glossary.gif" ALIGN=Bottom></A><A HREF="../Front/X3J13Iss.htm"><IMG WIDTH=80 HEIGHT=40 ALT="[Issues]" SRC="../Graphics/Issues.gif" ALIGN=Bottom></A><BR>
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<A REL=COPYRIGHT HREF="../Front/Help.htm#Legal"><I>Copyright 1996-2005, LispWorks Ltd. All rights reserved.</I></A><P>
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