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<RefEntry id="string-replace">
<!-- This file is generated automatically from the DSSSL source. -->
<!-- Do not edit this file! -->
<?html-filename string-replace.html>
<RefMeta>
<RefEntryTitle>string-replace</RefEntryTitle>
<RefMiscInfo Role="file">dblib.dsl</RefMiscInfo>
</RefMeta>
<RefNameDiv>
<RefName>string-replace</RefName>
<RefPurpose>Replace all occurances of a target substring in a string</RefPurpose>
</RefNameDiv>
<RefSynopsisDiv><Title>Synopsis</Title>
<Synopsis>
(string-replace string target repl)
</Synopsis>
</RefSynopsisDiv>
<RefSect1><Title>Description</Title>
<para>
Replaces all occurances of <literal>target</literal> in <literal>string</literal> with <literal>repl</literal>.</para>
</RefSect1>
<RefSect1><Title>Author</Title>
<para>
Norman Walsh, <ndw@nwalsh.com>
</para>
</RefSect1>
<RefSect1><Title>Source Code</Title>
<ProgramListing>
(define (string-replace string target repl)
;; Replace all occurances of a target substring in a string
(let loop ((str string) (pos 0))
(if (>= pos (string-length str))
str
(loop (repl-substring str target repl pos)
(if (repl-substring? str target pos)
(+ (string-length repl) pos)
(+ 1 pos))))))
</ProgramListing>
</RefSect1>
</RefEntry>
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