https://forge.codesys.com/forge/talk/Deutsch/thread/9edb1145e0/2020-02-28T13:48:49.113000ZRecent posts to Funktion für Min bzw. Max-Werte2020-02-28T13:48:49.113000Z2020-02-28T13:48:49.113000ZOberchefehttps://forge.codesys.com/u/oberchefe/https://forge.codesys.com4749c03f04e2a5910b4c8ba8531fe8665b42af1a

<div class="markdown_content"><p>eine einfache FOR-Schleife mit Min/Max reicht da. Wenn's ein FB sein soll (eine Funktion hat ja per Design nur einen Rückgabeparameter, würde also Maximal nur entweder Min oder nur Max liefern können)</p> <div class="codehilite"><pre><span></span><span class="nt">FUNCTION_BLOCK</span> <span class="nt">Get_Min_Max</span> <span class="nt">VAR_INPUT</span> <span class="err"> </span> <span class="err"> </span><span class="nt">pArrayInt</span><span class="o">:</span><span class="err"> </span> <span class="err"> </span><span class="nt">POINTER</span> <span class="nt">TO</span> <span class="nt">ARRAY</span><span class="cp">[</span><span class="mi">0</span><span class="nx">..1</span><span class="cp">]</span> <span class="nt">OF</span> <span class="nt">INT</span><span class="o">;</span> <span class="err"> </span> <span class="err"> </span><span class="nt">dArraySize</span><span class="o">:</span><span class="err"> </span> <span class="err"> </span><span class="nt">DINT</span><span class="o">;</span> <span class="nt">END_VAR</span> <span class="nt">VAR_OUTPUT</span> <span class="err"> </span> <span class="err"> </span><span class="nt">Min_Wert</span><span class="o">:</span><span class="err"> </span> <span class="err"> </span><span class="nt">INT</span><span class="o">;</span> <span class="err"> </span> <span class="err"> </span><span class="nt">MAX_Wert</span><span class="o">:</span> <span class="nt">INT</span><span class="o">;</span> <span class="nt">END_VAR</span> <span class="nt">VAR</span> <span class="err"> </span> <span class="err"> </span><span class="nt">i</span><span class="p">:</span><span class="nd">DINT</span><span class="o">;</span> <span class="err"> </span> <span class="err"> </span><span class="nt">pAbs</span><span class="o">:</span> <span class="nt">POINTER</span> <span class="nt">TO</span> <span class="nt">INT</span><span class="o">;</span> <span class="nt">END_VAR</span> </pre></div> <div class="codehilite"><pre><span></span><span class="nv">Min_Wert</span>:<span class="o">=</span><span class="mi">32767</span><span class="c1">;</span> <span class="nv">Max_Wert</span>:<span class="o">=-</span><span class="mi">32768</span><span class="c1">;</span> <span class="k">FOR</span> <span class="nv">i</span>:<span class="o">=</span> <span class="mi">0</span> <span class="nv">TO</span> <span class="ss">(</span><span class="nv">dArraySize</span><span class="o">-</span><span class="mi">1</span><span class="ss">)</span> <span class="k">DO</span>    <span class="nv">pAbs</span>:<span class="o">=</span> <span class="nv">pArrayInt</span><span class="o">+</span><span class="mi">2</span><span class="o">*</span><span class="nv">i</span><span class="c1">;</span>    <span class="k">IF</span> <span class="nv">pAbs</span><span class="o">^</span> <span class="o">&lt;</span> <span class="nv">Min_Wert</span> <span class="k">THEN</span>       <span class="nv">Min_Wert</span>:<span class="o">=</span><span class="nv">pAbs</span><span class="o">^</span><span class="c1">;</span>    <span class="nv">END_IF</span>    <span class="k">IF</span> <span class="nv">pAbs</span><span class="o">^</span>  <span class="o">&gt;</span> <span class="nv">Max_Wert</span> <span class="k">THEN</span>       <span class="nv">Max_Wert</span>:<span class="o">=</span><span class="nv">pAbs</span><span class="o">^</span><span class="c1">;</span>    <span class="nv">END_IF</span> <span class="nv">END_FOR</span> </pre></div> </div>

2020-02-28T13:48:46.323000Z2020-02-28T13:48:46.323000Zmrdarksidehttps://forge.codesys.com/u/mrdarkside/https://forge.codesys.comc443b15b45263dbea9cc06a450f28aebf8f9a64c

<div class="markdown_content"><p>Besten Dank! Schade das es sowas nicht schon implementiert gibt..</p></div>

2020-02-28T13:48:38.223000Z2020-02-28T13:48:38.223000ZSchuerohttps://forge.codesys.com/u/schuero/https://forge.codesys.comc3e63ac62e7363ef2e108adc1da1888c401c6498

<div class="markdown_content"><p>Moin.</p> <p>Guckst du: <br/> <a class="" href="http://de.wikipedia.org/wiki/Bubblesort" rel="nofollow">http://de.wikipedia.org/wiki/Bubblesort</a></p> <p>Man kann auch mit den Operatoren "min" oder "max" sowas bauen.</p> <p>Halt Geschmackssache. </p> <p>Gruß schuero</p></div>

2020-02-28T13:48:35.574000Z2020-02-28T13:48:35.574000Zmrdarksidehttps://forge.codesys.com/u/mrdarkside/https://forge.codesys.comefad74f2ed68acc33bc914d9434a98f54ed24ee8

<div class="markdown_content"><p>Suche nach einer Funktion die den minimalen, sowie den maximalen Wert eines Integer-Arrays ausgibt. Ich codieren in ST mit CODESYS 3.5 SP1 Patch 2.</p></div>