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4.6 KiB
HTML
241 lines
No EOL
4.6 KiB
HTML
<!DOCTYPE HTML>
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<HTML LANG="en-us"
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><HEAD
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>name-char | Common Lisp Nova Spec</TITLE
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><META CHARSET="US-ASCII"
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><LINK REL="canonical" HREF="f_name-char.html"
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><LINK REL="next" HREF="14_Conses.html" TYPE="text/html" TITLE="14. Conses"
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><LINK REL="prev" HREF="f_char-name.html" TYPE="text/html" TITLE="char-name"
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><LINK REL="up" HREF="13_2_Characters_Dictionary.html" TYPE="text/html" TITLE="13.2 Characters Dictionary"
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><LINK REL="start" HREF="index.html" TYPE="text/html" TITLE="Common Lisp Nova Spec"
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><META NAME="VIEWPORT" CONTENT="width=device-width, initial-scale=1.0"
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><LINK REL="STYLESHEET" HREF="dpans.css%3F3909942064.css"
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><BODY
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><DIV
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><DIV CLASS="topnav"
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><DIV CLASS="breadcrumb"
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><SPAN CLASS="breadcrumb-item"
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><A HREF="index.html"
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>Common Lisp Nova Spec</A
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></SPAN
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> <SPAN CLASS="breadcrumb-item"
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>→ <A HREF="13_Characters.html"
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>13. Characters</A
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></SPAN
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> <SPAN CLASS="breadcrumb-item"
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>→ <A HREF="13_2_Characters_Dictionary.html"
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>13.2 Characters Dictionary</A
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></SPAN
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> <SPAN CLASS="breadcrumb-item"
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>→ <A HREF="f_name-char.html"
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>name-char</A
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></SPAN
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></DIV
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><DIV CLASS="apropos"
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><DIV CLASS="apropos-io"
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><A HREF="f_char-name.html" CLASS="prev"
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>←</A
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><SPAN ID="apropos-label"
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>Apropos </SPAN
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><INPUT ID="apropos" AUTOFOCUS="AUTOFOCUS" PLACEHOLDER="Type here to search" ONINPUT="aproposInput(this);" ONKEYUP="aproposKeyup(event);" ONCHANGE="aproposChange(this);" ONFOCUS="aproposFocus(this);" ONFOCUSOUT="aproposFocusout(this);"
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><A HREF="14_Conses.html" CLASS="next"
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>→</A
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></DIV
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><DIV ID="apropos-res"
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></DIV
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></DIV
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></DIV
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><DIV CLASS="matter"
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><DIV CLASS="com"
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><DIV CLASS="begincom"
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><HR
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><TABLE WIDTH="100%" CELLSPACING="0" CELLPADDING="0"
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><TR
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><TD ALIGN="LEFT" VALIGN="BASELINE" WIDTH="100%" CLASS="name"
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><SPAN CLASS="idx" DATA-KIND="idxref" DATA-TERM="name-char"
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></SPAN
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><B
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>name-char</B
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></TD
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><TD ALIGN="RIGHT" VALIGN="BASELINE" WIDTH="0" NOWRAP="NOWRAP" CLASS="ftype"
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><I
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>Function</I
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></TD
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></TR
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></TABLE
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><HR
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></DIV
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><UL CLASS="subtoc"
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></UL
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><DL
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><DT
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><B
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>Syntax</B
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></DT
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><DD
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><P CLASS="j"
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><B
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>name-char</B
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> <SPAN CLASS="cmssi"
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>name</SPAN
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> <SPAN CLASS="arrow"
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>→</SPAN
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> <SPAN CLASS="cmssi"
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>char-p</SPAN
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></P
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></DD
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><DT
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><B
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>Arguments and Values</B
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></DT
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><DD
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><P CLASS="j"
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><VAR CLASS="param"
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>name</VAR
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> — a <A HREF="26_1_Glossary.html#string_designator"
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><EM CLASS="term"
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>string designator</EM
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></A
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>. </P
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><P CLASS="j"
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><VAR CLASS="param"
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>char-p</VAR
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> — a <A HREF="26_1_Glossary.html#character"
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><EM CLASS="term"
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>character</EM
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></A
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> or <SPAN CLASS="misc"
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><B
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>nil</B
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></SPAN
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>.</P
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></DD
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><DT
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><B
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>Description</B
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></DT
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><DD
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><P CLASS="j"
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>Returns the <A HREF="26_1_Glossary.html#character"
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><EM CLASS="term"
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>character</EM
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></A
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> <A HREF="26_1_Glossary.html#object"
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><EM CLASS="term"
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>object</EM
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></A
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> whose <A HREF="26_1_Glossary.html#name"
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><EM CLASS="term"
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>name</EM
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></A
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> is <VAR CLASS="param"
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>name</VAR
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> (as determined by <A HREF="f_string_eq.html" CLASS="funref"
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><B
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>string-equal</B
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></A
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> — <I CLASS="i"
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><I
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>i.e.</I
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></I
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>, lookup is not case sensitive). If such a <A HREF="26_1_Glossary.html#character"
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><EM CLASS="term"
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>character</EM
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></A
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> does not exist, <SPAN CLASS="misc"
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><B
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>nil</B
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></SPAN
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> is returned.</P
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></DD
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><DT
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><B
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>Examples</B
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></DT
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><DD
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><PRE CLASS="screen"
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>(name-char 'space) <SPAN CLASS="cmsy"
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><SPAN CLASS="arrow"
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>→</SPAN
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></SPAN
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> #\Space
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(name-char "space") <SPAN CLASS="cmsy"
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><SPAN CLASS="arrow"
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>→</SPAN
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></SPAN
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> #\Space
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(name-char "Space") <SPAN CLASS="cmsy"
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><SPAN CLASS="arrow"
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>→</SPAN
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></SPAN
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> #\Space
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(let ((x (char-name #\a)))
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(or (not x) (eql (name-char x) #\a))) <SPAN CLASS="cmsy"
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><SPAN CLASS="arrow"
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>→</SPAN
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></SPAN
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> <A HREF="26_1_Glossary.html#true"
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><EM CLASS="term"
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>true</EM
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></A
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></PRE
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></DD
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><DT
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><B
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>Exceptional Situations</B
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></DT
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><DD
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><P CLASS="j"
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>Should signal an error of <A HREF="26_1_Glossary.html#type"
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><EM CLASS="term"
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>type</EM
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></A
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> <A HREF="t_type-error.html" CLASS="typeref"
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><B
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>type-error</B
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></A
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> if <VAR CLASS="param"
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>name</VAR
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> is not a <A HREF="26_1_Glossary.html#string_designator"
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><EM CLASS="term"
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>string designator</EM
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></A
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>.</P
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></DD
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><DT
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><B
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>See Also</B
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></DT
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><DD
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><P CLASS="j"
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><A HREF="f_char-name.html" CLASS="funref"
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><B
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>char-name</B
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></A
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></P
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></DD
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></DL
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></DIV
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></DIV
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><DIV CLASS="footer"
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><DIV CLASS="btmnav"
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><A HREF="f_char-name.html" CLASS="prev"
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>←</A
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><A HREF="14_Conses.html" CLASS="next"
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>→</A
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></DIV
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><DIV CLASS="trail"
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>Conversion to HTML copyright 2023 by Gilbert Baumann</DIV
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