https://forge.codesys.com/forge/talk/Engineering/thread/8d1ee86294/2020-02-27T13:48:14.114000ZRecent posts to Real number with digit limit2020-02-27T13:48:14.114000Z2020-02-27T13:48:14.114000Zshooterhttps://forge.codesys.com/u/shooter/https://forge.codesys.comdacbf37b7469cde595783cb343c5a7ab75da7b0b

<div class="markdown_content"><p>have a look at w <a class="" href="http://www.oscat.de" rel="nofollow">www.oscat.de</a> w for a lot of functions you can use.</p></div>

2020-02-27T13:48:14.014000Z2020-02-27T13:48:14.014000Zjeanmy21https://forge.codesys.com/u/jeanmy21/https://forge.codesys.coma1ae65d1bc745b642bc35486dd34ca6324f0fff8

<div class="markdown_content"><p>J'ai fait ma function</p> <p>Voici le code :</p> <div class="codehilite"><pre><span></span><span class="nt">PROGRAM</span> <span class="nt">Real_To_Real</span> <span class="nt">VAR_INPUT</span> <span class="err"> </span> <span class="err"> </span><span class="nt">rIn</span> <span class="o">:</span> <span class="nt">REAL</span><span class="o">;</span><span class="err"> </span> <span class="err">  </span> <span class="err"> </span> <span class="err"> </span> <span class="err"> </span><span class="nt">Digit</span><span class="o">:</span> <span class="nt">INT</span><span class="o">;</span><span class="err"> </span> <span class="err">  </span> <span class="err">  </span> <span class="err"> </span> <span class="nt">END_VAR</span> <span class="nt">VAR_OUTPUT</span> <span class="err"> </span> <span class="nt">rOut</span><span class="err"> </span> <span class="err">  </span> <span class="err"> </span> <span class="o">:</span> <span class="nt">REAL</span><span class="o">;</span><span class="err"> </span> <span class="err"> </span> <span class="err"> </span> <span class="nt">END_VAR</span> <span class="nt">VAR</span> <span class="err"> </span> <span class="err"> </span><span class="nt">d1</span> <span class="o">:</span> <span class="nt">DINT</span><span class="o">;</span> <span class="err"> </span> <span class="err"> </span><span class="nt">r0</span><span class="o">,</span><span class="nt">r1</span><span class="o">,</span><span class="nt">r2</span><span class="o">,</span><span class="nt">Rdigit</span><span class="o">:</span> <span class="nt">REAL</span><span class="o">;</span><span class="err"> </span> <span class="err">  </span> <span class="err">  </span> <span class="err">  </span> <span class="err">  </span> <span class="err"> </span> <span class="nt">END_VAR</span> <span class="o">//**********************************************************************************</span> <span class="o">//*********************************************************************************</span> <span class="nt">rdigit</span><span class="err"> </span> <span class="err"> </span><span class="o">:=</span><span class="nt">INT_TO_REAL</span><span class="o">(</span><span class="nt">Digit</span><span class="o">);</span> <span class="nt">r0</span> <span class="o">:=</span> <span class="nt">EXPT</span><span class="o">(</span><span class="nt">10</span><span class="o">,</span><span class="nt">rdigit</span><span class="o">);</span> <span class="nt">r1</span> <span class="o">:=</span> <span class="nt">rIn</span> <span class="o">*</span> <span class="nt">r0</span><span class="o">;</span> <span class="nt">d1</span> <span class="o">:=</span> <span class="nt">TRUNC</span><span class="o">(</span><span class="nt">r1</span><span class="o">);</span> <span class="nt">r2</span> <span class="o">:=</span> <span class="nt">DINT_TO_REAL</span><span class="o">(</span><span class="nt">d1</span><span class="o">);</span> <span class="nt">rout</span> <span class="o">:=</span> <span class="nt">r2</span> <span class="o">/</span> <span class="nt">r0</span><span class="o">;</span> </pre></div> </div>

2020-02-27T13:48:13.950000Z2020-02-27T13:48:13.950000Zjeanmy21https://forge.codesys.com/u/jeanmy21/https://forge.codesys.com1c88b223b39f3010f219df187edd724973cee8d9

<div class="markdown_content"><p>Hello,<br/> I am looking for a function to limit the number after the decimal point of a real.<br/> The input parameters of this function are Val type and Reel NBdigit of type Int.<br/> The output parameter is a real<br/> Here is an example My_Fonction (3.45789, 2). The output value is 3.45.</p></div>