<RefEntry id="string-with-space">
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<?html-filename string-with-space.html>

<RefMeta>
  <RefEntryTitle>string-with-space</RefEntryTitle>
  <RefMiscInfo Role="file">dblib.dsl</RefMiscInfo>
</RefMeta>

<RefNameDiv>
  <RefName>string-with-space</RefName>
  <RefPurpose>Returns string with a space appended or the empty string</RefPurpose>
</RefNameDiv>

<RefSynopsisDiv><Title>Synopsis</Title>
<Synopsis>
(string-with-space string #!optional (space " "))
</Synopsis>
</RefSynopsisDiv>

<RefSect1><Title>Description</Title>

<para>
If <literal>string</literal> is not the empty string, returns <literal>string</literal> with a
<literal>space</literal> appended.  If <literal>string</literal> is empty, or is not a <literal>(string?)</literal>,
returns <literal>string</literal> unmodified.
</para>
<variablelist>
<varlistentry><term><literal>string</literal></term>
<listitem>
<para>
The string onto which a space should be appended.
</para>
</listitem>
</varlistentry>
<varlistentry><term><literal>space</literal></term>
<listitem>
<para>
If specified, the space to append.  Defaults to a single space.
</para>
</listitem>
</varlistentry>
</variablelist>

</RefSect1>

<RefSect1><Title>Author</Title>

<para>
Norman Walsh, &lt;ndw@nwalsh.com&gt;
</para>
</RefSect1>
<RefSect1><Title>Source Code</Title>

<ProgramListing>
(define (string-with-space string #!optional (space " ")) 
  ;; Returns string with a space appended or the empty string
  (if (string? string)
      (if (equal? string "")
	  string
	  (string-append string space))
      string))
</ProgramListing>
</RefSect1>

</RefEntry>
