<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>strcmp</title>
<link rel="stylesheet" type="text/css" href="csound.css" />
<meta name="generator" content="DocBook XSL Stylesheets V1.76.1" />
<link rel="home" href="index.html" title="The Canonical Csound Reference Manual" />
<link rel="up" href="OpcodesTop.html" title="Orchestra Opcodes and Operators" />
<link rel="prev" href="strcatk.html" title="strcatk" />
<link rel="next" href="strcmpk.html" title="strcmpk" />
</head>
<body>
<div class="navheader">
<table width="100%" summary="Navigation header">
<tr>
<th colspan="3" align="center">strcmp</th>
</tr>
<tr>
<td width="20%" align="left"><a accesskey="p" href="strcatk.html">Prev</a> </td>
<th width="60%" align="center">Orchestra Opcodes and Operators</th>
<td width="20%" align="right"> <a accesskey="n" href="strcmpk.html">Next</a></td>
</tr>
</table>
<hr />
</div>
<div class="refentry" title="strcmp">
<a id="strcmp"></a>
<div class="titlepage"></div>
<a id="Indexstrcmp" class="indexterm"></a>
<div class="refnamediv">
<h2>
<span class="refentrytitle">strcmp</span>
</h2>
<p>strcmp —
Compare strings
</p>
</div>
<div class="refsect1" title="Description">
<a id="idp46330824"></a>
<h2>Description</h2>
<p>
Compare strings and set the result to -1, 0, or 1 if the first string is less than, equal to, or greater than the second, respectively. strcmp compares at i-time only.
</p>
</div>
<div class="refsect1" title="Syntax">
<a id="idp46331600"></a>
<h2>Syntax</h2>
<pre class="synopsis">ires <span class="command"><strong>strcmp</strong></span> S1, S2</pre>
</div>
<div class="refsect1" title="Examples">
<a id="idp46356472"></a>
<h2>Examples</h2>
<p>
Here is an example of the strcmp opcode. It uses the file <a class="ulink" href="examples/strcmp.csd" target="_top"><em class="citetitle">strcmp.csd</em></a>.
</p>
<div class="example">
<a id="idp46357440"></a>
<p class="title">
<strong>Example 828. Example of the strcmp opcode.</strong>
</p>
<div class="example-contents">
<pre class="programlisting">
<span class="csdtag"><CsoundSynthesizer></span>
<span class="csdtag"><CsOptions></span>
<span class="comment">; Select audio/midi flags here according to platform</span>
-odac <span class="comment">;;;realtime audio out</span>
<span class="comment">;-iadc ;;;uncomment -iadc if realtime audio input is needed too</span>
<span class="comment">; For Non-realtime ouput leave only the line below:</span>
<span class="comment">; -o strcmp.wav -W ;;; for file output any platform</span>
<span class="csdtag"></CsOptions></span>
<span class="csdtag"><CsInstruments></span>
<span class="comment">;modified example from Joachim Heintz</span>
<span class="ohdr">sr</span> <span class="op">=</span> 44100
<span class="ohdr">ksmps</span> <span class="op">=</span> 32
<span class="ohdr">nchnls</span> <span class="op">=</span> 2
<span class="ohdr">0dbfs</span> <span class="op">=</span> 1
<span class="oblock">opcode</span> Triad, iii, S <span class="comment">;define UDO</span>
Sname <span class="opc">xin</span>
iMaj <span class="opc">strcmp</span> "maj", Sname
iMin <span class="opc">strcmp</span> "min", Sname
iPrim <span class="op">=</span> 8.00 <span class="comment">;notes in pitch notattion</span>
iQuint <span class="op">=</span> 8.05
<span class="octrl">if</span> iMaj <span class="op">==</span> 0 then
iTer <span class="op">=</span> 8.03
<span class="octrl">elseif</span> iMin <span class="op">==</span> 0 then
iTer <span class="op">=</span> 8.02
<span class="octrl">endif</span>
<span class="opc">xout</span> iPrim, iTer, iQuint
<span class="oblock">endop</span>
<span class="oblock">instr</span> 1
Sname <span class="opc">strget</span> p4
ia, ib, ic Triad Sname <span class="comment">;apply UDO</span>
<span class="opc">print</span> ia, ib, ic
asig1 <span class="opc">pluck</span> 0.7, <span class="opc">cpspch</span>(ia), 220, 0, 1
asig2 <span class="opc">pluck</span> 0.7, <span class="opc">cpspch</span>(ib), 220, 0, 1
asig3 <span class="opc">pluck</span> 0.7, <span class="opc">cpspch</span>(ic), 220, 0, 1
asig <span class="op">=</span> (asig1<span class="op">+</span>asig2<span class="op">+</span>asig3)<span class="op">*</span>.5
<span class="opc">outs</span> asig, asig
<span class="oblock">endin</span>
<span class="csdtag"></CsInstruments></span>
<span class="csdtag"><CsScore></span>
<span class="stamnt">i</span>1 0 3 "maj"
<span class="stamnt">i</span>1 4 3 "m<span class="stamnt">i</span>n"
<span class="csdtag"></CsScore></span>
<span class="csdtag"></CsoundSynthesizer></span>
</pre>
</div>
</div>
<p><br class="example-break" />
</p>
</div>
<div class="refsect1" title="See also">
<a id="idp46358448"></a>
<h2>See also</h2>
<p>
<a class="link" href="strcmpk.html" title="strcmpk">
<em class="citetitle">strcmpk</em>
</a>
</p>
</div>
<div class="refsect1" title="Credits">
<a id="idp46359336"></a>
<h2>Credits</h2>
<p>
</p>
<table border="0" summary="Simple list" class="simplelist">
<tr>
<td>Author: Istvan Varga</td>
</tr>
<tr>
<td>2005</td>
</tr>
</table>
<p>
</p>
</div>
</div>
<div class="navfooter">
<hr />
<table width="100%" summary="Navigation footer">
<tr>
<td width="40%" align="left"><a accesskey="p" href="strcatk.html">Prev</a> </td>
<td width="20%" align="center">
<a accesskey="u" href="OpcodesTop.html">Up</a>
</td>
<td width="40%" align="right"> <a accesskey="n" href="strcmpk.html">Next</a></td>
</tr>
<tr>
<td width="40%" align="left" valign="top">strcatk </td>
<td width="20%" align="center">
<a accesskey="h" href="index.html">Home</a>
</td>
<td width="40%" align="right" valign="top"> strcmpk</td>
</tr>
</table>
</div>
</body>
</html>
distrib
>
Mageia
>
5
>
x86_64
>
media
>
core-release
>
by-pkgid
>
b707d9a4ee443103660a75ccb6e51334
>
files
>
2647
